CVE-2025-8550 (GCVE-0-2025-8550)
Vulnerability from cvelistv5 – Published: 2025-08-05 07:02 – Updated: 2025-08-05 15:54
VLAI?
Summary
A vulnerability was found in atjiu pybbs up to 6.0.0. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the file /admin/topic/list. The manipulation of the argument Username leads to cross site scripting. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The patch is named 2fe4a51afbce0068c291bc1818bbc8f7f3b01a22. It is recommended to apply a patch to fix this issue.
Severity ?
Assigner
References
| URL | Tags | ||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|||||||||||||||||||||||
Credits
ZAST.AI (VulDB User)
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2025-8550",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-08-05T15:54:07.264228Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2025-08-05T15:54:25.005Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"product": "pybbs",
"vendor": "atjiu",
"versions": [
{
"status": "affected",
"version": "6.0"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "reporter",
"value": "ZAST.AI (VulDB User)"
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability was found in atjiu pybbs up to 6.0.0. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the file /admin/topic/list. The manipulation of the argument Username leads to cross site scripting. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The patch is named 2fe4a51afbce0068c291bc1818bbc8f7f3b01a22. It is recommended to apply a patch to fix this issue."
},
{
"lang": "de",
"value": "In atjiu pybbs bis 6.0.0 wurde eine problematische Schwachstelle ausgemacht. Hierbei betrifft es unbekannten Programmcode der Datei /admin/topic/list. Durch das Beeinflussen des Arguments Username mit unbekannten Daten kann eine cross site scripting-Schwachstelle ausgenutzt werden. Umgesetzt werden kann der Angriff \u00fcber das Netzwerk. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung. Der Patch wird als 2fe4a51afbce0068c291bc1818bbc8f7f3b01a22 bezeichnet. Als bestm\u00f6gliche Massnahme wird Patching empfohlen."
}
],
"metrics": [
{
"cvssV4_0": {
"baseScore": 4.8,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P",
"version": "4.0"
}
},
{
"cvssV3_1": {
"baseScore": 2.4,
"baseSeverity": "LOW",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C",
"version": "3.1"
}
},
{
"cvssV3_0": {
"baseScore": 2.4,
"baseSeverity": "LOW",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C",
"version": "3.0"
}
},
{
"cvssV2_0": {
"baseScore": 3.3,
"vectorString": "AV:N/AC:L/Au:M/C:N/I:P/A:N/E:POC/RL:OF/RC:C",
"version": "2.0"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-79",
"description": "Cross Site Scripting",
"lang": "en",
"type": "CWE"
}
]
},
{
"descriptions": [
{
"cweId": "CWE-94",
"description": "Code Injection",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2025-08-05T07:02:06.813Z",
"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"shortName": "VulDB"
},
"references": [
{
"name": "VDB-318679 | atjiu pybbs list cross site scripting",
"tags": [
"vdb-entry",
"technical-description"
],
"url": "https://vuldb.com/?id.318679"
},
{
"name": "VDB-318679 | CTI Indicators (IOB, IOC, TTP, IOA)",
"tags": [
"signature",
"permissions-required"
],
"url": "https://vuldb.com/?ctiid.318679"
},
{
"name": "Submit #622194 | atjiu https://github.com/atjiu/pybbs \u003c=6.0.0 Reflected XSS",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/?submit.622194"
},
{
"tags": [
"issue-tracking"
],
"url": "https://github.com/atjiu/pybbs/issues/203"
},
{
"tags": [
"issue-tracking"
],
"url": "https://github.com/atjiu/pybbs/issues/203#issuecomment-3134774288"
},
{
"tags": [
"exploit",
"issue-tracking"
],
"url": "https://github.com/atjiu/pybbs/issues/203#issue-3256392964"
},
{
"tags": [
"patch"
],
"url": "https://github.com/atjiu/pybbs/commit/2fe4a51afbce0068c291bc1818bbc8f7f3b01a22"
}
],
"timeline": [
{
"lang": "en",
"time": "2025-08-04T00:00:00.000Z",
"value": "Advisory disclosed"
},
{
"lang": "en",
"time": "2025-08-04T02:00:00.000Z",
"value": "VulDB entry created"
},
{
"lang": "en",
"time": "2025-08-04T15:10:20.000Z",
"value": "VulDB entry last update"
}
],
"title": "atjiu pybbs list cross site scripting"
}
},
"cveMetadata": {
"assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"assignerShortName": "VulDB",
"cveId": "CVE-2025-8550",
"datePublished": "2025-08-05T07:02:06.813Z",
"dateReserved": "2025-08-04T13:04:52.440Z",
"dateUpdated": "2025-08-05T15:54:25.005Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"nvd": "{\"cve\":{\"id\":\"CVE-2025-8550\",\"sourceIdentifier\":\"cna@vuldb.com\",\"published\":\"2025-08-05T07:15:36.087\",\"lastModified\":\"2025-09-04T15:37:31.720\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A vulnerability was found in atjiu pybbs up to 6.0.0. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the file /admin/topic/list. The manipulation of the argument Username leads to cross site scripting. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The patch is named 2fe4a51afbce0068c291bc1818bbc8f7f3b01a22. It is recommended to apply a patch to fix this issue.\"},{\"lang\":\"es\",\"value\":\"Se encontr\u00f3 una vulnerabilidad en atjiu pybbs hasta la versi\u00f3n 6.0.0. Se ha declarado problem\u00e1tica. Esta vulnerabilidad afecta a una funcionalidad desconocida del archivo /admin/topic/list. La manipulaci\u00f3n del argumento \\\"Username\\\" provoca ataques de cross site scripting. El ataque puede ejecutarse en remoto. Se ha hecho p\u00fablico el exploit y puede que sea utilizado. El parche se llama 2fe4a51afbce0068c291bc1818bbc8f7f3b01a22. Se recomienda aplicar un parche para solucionar este problema.\"}],\"metrics\":{\"cvssMetricV40\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"4.0\",\"vectorString\":\"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X\",\"baseScore\":4.8,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"attackRequirements\":\"NONE\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"PASSIVE\",\"vulnConfidentialityImpact\":\"NONE\",\"vulnIntegrityImpact\":\"LOW\",\"vulnAvailabilityImpact\":\"NONE\",\"subConfidentialityImpact\":\"NONE\",\"subIntegrityImpact\":\"NONE\",\"subAvailabilityImpact\":\"NONE\",\"exploitMaturity\":\"PROOF_OF_CONCEPT\",\"confidentialityRequirement\":\"NOT_DEFINED\",\"integrityRequirement\":\"NOT_DEFINED\",\"availabilityRequirement\":\"NOT_DEFINED\",\"modifiedAttackVector\":\"NOT_DEFINED\",\"modifiedAttackComplexity\":\"NOT_DEFINED\",\"modifiedAttackRequirements\":\"NOT_DEFINED\",\"modifiedPrivilegesRequired\":\"NOT_DEFINED\",\"modifiedUserInteraction\":\"NOT_DEFINED\",\"modifiedVulnConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedVulnIntegrityImpact\":\"NOT_DEFINED\",\"modifiedVulnAvailabilityImpact\":\"NOT_DEFINED\",\"modifiedSubConfidentialityImpact\":\"NOT_DEFINED\",\"modifiedSubIntegrityImpact\":\"NOT_DEFINED\",\"modifiedSubAvailabilityImpact\":\"NOT_DEFINED\",\"Safety\":\"NOT_DEFINED\",\"Automatable\":\"NOT_DEFINED\",\"Recovery\":\"NOT_DEFINED\",\"valueDensity\":\"NOT_DEFINED\",\"vulnerabilityResponseEffort\":\"NOT_DEFINED\",\"providerUrgency\":\"NOT_DEFINED\"}}],\"cvssMetricV31\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N\",\"baseScore\":2.4,\"baseSeverity\":\"LOW\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"HIGH\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":0.9,\"impactScore\":1.4},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N\",\"baseScore\":5.4,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"REQUIRED\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.3,\"impactScore\":2.7}],\"cvssMetricV2\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:L/Au:M/C:N/I:P/A:N\",\"baseScore\":3.3,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"LOW\",\"authentication\":\"MULTIPLE\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"LOW\",\"exploitabilityScore\":6.4,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"cna@vuldb.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-79\"},{\"lang\":\"en\",\"value\":\"CWE-94\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:pybbs_project:pybbs:*:*:*:*:*:*:*:*\",\"versionEndIncluding\":\"6.0.0\",\"matchCriteriaId\":\"455E4B27-02C0-417D-96AD-5A55C782D946\"}]}]}],\"references\":[{\"url\":\"https://github.com/atjiu/pybbs/commit/2fe4a51afbce0068c291bc1818bbc8f7f3b01a22\",\"source\":\"cna@vuldb.com\",\"tags\":[\"Patch\"]},{\"url\":\"https://github.com/atjiu/pybbs/issues/203\",\"source\":\"cna@vuldb.com\",\"tags\":[\"Exploit\",\"Issue Tracking\"]},{\"url\":\"https://github.com/atjiu/pybbs/issues/203#issue-3256392964\",\"source\":\"cna@vuldb.com\",\"tags\":[\"Exploit\",\"Issue Tracking\"]},{\"url\":\"https://github.com/atjiu/pybbs/issues/203#issuecomment-3134774288\",\"source\":\"cna@vuldb.com\",\"tags\":[\"Issue Tracking\"]},{\"url\":\"https://vuldb.com/?ctiid.318679\",\"source\":\"cna@vuldb.com\",\"tags\":[\"Permissions Required\",\"VDB Entry\"]},{\"url\":\"https://vuldb.com/?id.318679\",\"source\":\"cna@vuldb.com\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://vuldb.com/?submit.622194\",\"source\":\"cna@vuldb.com\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]}]}}",
"vulnrichment": {
"containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2025-8550\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"poc\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-08-05T15:54:07.264228Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2025-08-05T15:54:18.210Z\"}}], \"cna\": {\"title\": \"atjiu pybbs list cross site scripting\", \"credits\": [{\"lang\": \"en\", \"type\": \"reporter\", \"value\": \"ZAST.AI (VulDB User)\"}], \"metrics\": [{\"cvssV4_0\": {\"version\": \"4.0\", \"baseScore\": 4.8, \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P\"}}, {\"cvssV3_1\": {\"version\": \"3.1\", \"baseScore\": 2.4, \"baseSeverity\": \"LOW\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C\"}}, {\"cvssV3_0\": {\"version\": \"3.0\", \"baseScore\": 2.4, \"baseSeverity\": \"LOW\", \"vectorString\": \"CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C\"}}, {\"cvssV2_0\": {\"version\": \"2.0\", \"baseScore\": 3.3, \"vectorString\": \"AV:N/AC:L/Au:M/C:N/I:P/A:N/E:POC/RL:OF/RC:C\"}}], \"affected\": [{\"vendor\": \"atjiu\", \"product\": \"pybbs\", \"versions\": [{\"status\": \"affected\", \"version\": \"6.0\"}]}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2025-08-04T00:00:00.000Z\", \"value\": \"Advisory disclosed\"}, {\"lang\": \"en\", \"time\": \"2025-08-04T02:00:00.000Z\", \"value\": \"VulDB entry created\"}, {\"lang\": \"en\", \"time\": \"2025-08-04T15:10:20.000Z\", \"value\": \"VulDB entry last update\"}], \"references\": [{\"url\": \"https://vuldb.com/?id.318679\", \"name\": \"VDB-318679 | atjiu pybbs list cross site scripting\", \"tags\": [\"vdb-entry\", \"technical-description\"]}, {\"url\": \"https://vuldb.com/?ctiid.318679\", \"name\": \"VDB-318679 | CTI Indicators (IOB, IOC, TTP, IOA)\", \"tags\": [\"signature\", \"permissions-required\"]}, {\"url\": \"https://vuldb.com/?submit.622194\", \"name\": \"Submit #622194 | atjiu https://github.com/atjiu/pybbs \u003c=6.0.0 Reflected XSS\", \"tags\": [\"third-party-advisory\"]}, {\"url\": \"https://github.com/atjiu/pybbs/issues/203\", \"tags\": [\"issue-tracking\"]}, {\"url\": \"https://github.com/atjiu/pybbs/issues/203#issuecomment-3134774288\", \"tags\": [\"issue-tracking\"]}, {\"url\": \"https://github.com/atjiu/pybbs/issues/203#issue-3256392964\", \"tags\": [\"exploit\", \"issue-tracking\"]}, {\"url\": \"https://github.com/atjiu/pybbs/commit/2fe4a51afbce0068c291bc1818bbc8f7f3b01a22\", \"tags\": [\"patch\"]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A vulnerability was found in atjiu pybbs up to 6.0.0. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the file /admin/topic/list. The manipulation of the argument Username leads to cross site scripting. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The patch is named 2fe4a51afbce0068c291bc1818bbc8f7f3b01a22. It is recommended to apply a patch to fix this issue.\"}, {\"lang\": \"de\", \"value\": \"In atjiu pybbs bis 6.0.0 wurde eine problematische Schwachstelle ausgemacht. Hierbei betrifft es unbekannten Programmcode der Datei /admin/topic/list. Durch das Beeinflussen des Arguments Username mit unbekannten Daten kann eine cross site scripting-Schwachstelle ausgenutzt werden. Umgesetzt werden kann der Angriff \\u00fcber das Netzwerk. Der Exploit steht zur \\u00f6ffentlichen Verf\\u00fcgung. Der Patch wird als 2fe4a51afbce0068c291bc1818bbc8f7f3b01a22 bezeichnet. Als bestm\\u00f6gliche Massnahme wird Patching empfohlen.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-79\", \"description\": \"Cross Site Scripting\"}]}, {\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-94\", \"description\": \"Code Injection\"}]}], \"providerMetadata\": {\"orgId\": \"1af790b2-7ee1-4545-860a-a788eba489b5\", \"shortName\": \"VulDB\", \"dateUpdated\": \"2025-08-05T07:02:06.813Z\"}}}",
"cveMetadata": "{\"cveId\": \"CVE-2025-8550\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-08-05T15:54:25.005Z\", \"dateReserved\": \"2025-08-04T13:04:52.440Z\", \"assignerOrgId\": \"1af790b2-7ee1-4545-860a-a788eba489b5\", \"datePublished\": \"2025-08-05T07:02:06.813Z\", \"assignerShortName\": \"VulDB\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
}
}
Loading…
Loading…
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
Loading…