CVE-2026-40545 (GCVE-0-2026-40545)

Vulnerability from cvelistv5 – Published: 2026-06-01 09:03 – Updated: 2026-06-01 13:03
VLAI
Title
Reflected XSS in SOPlanning
Summary
SOPlanning is vulnerable to Reflected XSS via the taches parameter. An attacker can craft a malicious URL which, when opened by authenticated victim, results in arbitrary JavaScript execution in the victim’s browser. This issue affects SOPlanning version 1.55 and below.
Severity
5.1 (Medium)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-79 - Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')
Assigner
References
Impacted products
Vendor Product Version
SOPlanning SOPlanning Affected: 0 , ≤ 1.55 (semver)
Create a notification for this product.
Credits
Łukasz Jaworski
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-40545",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-06-01T13:02:58.324531Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-06-01T13:03:07.690Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "SOPlanning",
          "vendor": "SOPlanning",
          "versions": [
            {
              "lessThanOrEqual": "1.55",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "\u0141ukasz Jaworski"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "SOPlanning i\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003es vulnerable to Reflected XSS via the \u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003etaches \u003c/span\u003eparameter. An attacker can craft a malicious URL which, when opened by authenticated victim, results in arbitrary JavaScript execution in the victim\u2019s browser.\u003c/span\u003e\u003cbr\u003e\u003cbr\u003eThis issue affects SOPlanning version 1.55 and below.\u003cbr\u003e"
            }
          ],
          "value": "SOPlanning is vulnerable to Reflected XSS via the taches parameter. An attacker can craft a malicious URL which, when opened by authenticated victim, results in arbitrary JavaScript execution in the victim\u2019s browser.\n\nThis issue affects SOPlanning version 1.55 and below."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-591",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-591 Reflected XSS"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "Automatable": "NOT_DEFINED",
            "Recovery": "NOT_DEFINED",
            "Safety": "NOT_DEFINED",
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 5.1,
            "baseSeverity": "MEDIUM",
            "privilegesRequired": "NONE",
            "providerUrgency": "NOT_DEFINED",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "LOW",
            "subIntegrityImpact": "LOW",
            "userInteraction": "ACTIVE",
            "valueDensity": "NOT_DEFINED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "NONE",
            "vulnConfidentialityImpact": "NONE",
            "vulnIntegrityImpact": "NONE",
            "vulnerabilityResponseEffort": "NOT_DEFINED"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-79",
              "description": "CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or \u0027Cross-site Scripting\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-06-01T09:03:53.407Z",
        "orgId": "4bb8329e-dd38-46c1-aafb-9bf32bcb93c6",
        "shortName": "CERT-PL"
      },
      "references": [
        {
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://cert.pl/en/posts/2026/06/CVE-2026-40543"
        },
        {
          "tags": [
            "product"
          ],
          "url": "https://www.soplanning.org/en/"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "Reflected XSS in SOPlanning",
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "4bb8329e-dd38-46c1-aafb-9bf32bcb93c6",
    "assignerShortName": "CERT-PL",
    "cveId": "CVE-2026-40545",
    "datePublished": "2026-06-01T09:03:53.407Z",
    "dateReserved": "2026-04-14T09:44:27.613Z",
    "dateUpdated": "2026-06-01T13:03:07.690Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-40545",
      "date": "2026-07-27",
      "epss": "0.00404",
      "percentile": "0.33031"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-40545\",\"sourceIdentifier\":\"cvd@cert.pl\",\"published\":\"2026-06-01T09:16:17.287\",\"lastModified\":\"2026-07-22T07:10:00.107\",\"vulnStatus\":\"Deferred\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"SOPlanning is vulnerable to Reflected XSS via the taches parameter. An attacker can craft a malicious URL which, when opened by authenticated victim, results in arbitrary JavaScript execution in the victim\u2019s browser.\\n\\nThis issue affects SOPlanning version 1.55 and below.\"},{\"lang\":\"es\",\"value\":\"SOPlanning es vulnerable a XSS Reflejado a trav\u00e9s del par\u00e1metro taches. Un atacante puede crear una URL maliciosa que, al ser abierta por una v\u00edctima autenticada, resulta en la ejecuci\u00f3n arbitraria de JavaScript en el navegador de la v\u00edctima.\\n\\nEste problema afecta a SOPlanning versi\u00f3n 1.55 y anteriores.\"}],\"affected\":[{\"source\":\"cvd@cert.pl\",\"affectedData\":[{\"vendor\":\"SOPlanning\",\"product\":\"SOPlanning\",\"defaultStatus\":\"unaffected\",\"versions\":[{\"version\":\"0\",\"lessThanOrEqual\":\"1.55\",\"versionType\":\"semver\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV40\":[{\"source\":\"cvd@cert.pl\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"4.0\",\"vectorString\":\"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/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\":5.1,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"attackRequirements\":\"NONE\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"ACTIVE\",\"vulnConfidentialityImpact\":\"NONE\",\"vulnIntegrityImpact\":\"NONE\",\"vulnAvailabilityImpact\":\"NONE\",\"subConfidentialityImpact\":\"LOW\",\"subIntegrityImpact\":\"LOW\",\"subAvailabilityImpact\":\"NONE\",\"exploitMaturity\":\"NOT_DEFINED\",\"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\"}}],\"ssvcV203\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"ssvcData\":{\"timestamp\":\"2026-06-01T13:02:58.324531Z\",\"id\":\"CVE-2026-40545\",\"options\":[{\"exploitation\":\"none\"},{\"automatable\":\"no\"},{\"technicalImpact\":\"partial\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"weaknesses\":[{\"source\":\"cvd@cert.pl\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-79\"}]}],\"references\":[{\"url\":\"https://cert.pl/en/posts/2026/06/CVE-2026-40543\",\"source\":\"cvd@cert.pl\"},{\"url\":\"https://www.soplanning.org/en/\",\"source\":\"cvd@cert.pl\"}]}}",
    "redhat_vex": {
      "current_release_date": "2026-06-05T19:26:46+00:00",
      "cve": "CVE-2026-40545",
      "id": "CVE-2026-40545",
      "initial_release_date": "2026-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "Reflected XSS in SOPlanning",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-40545.json",
      "version": "3"
    },
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-40545\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-06-01T13:02:58.324531Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-06-01T13:03:03.897Z\"}}], \"cna\": {\"title\": \"Reflected XSS in SOPlanning\", \"source\": {\"discovery\": \"EXTERNAL\"}, \"credits\": [{\"lang\": \"en\", \"type\": \"finder\", \"value\": \"\\u0141ukasz Jaworski\"}], \"impacts\": [{\"capecId\": \"CAPEC-591\", \"descriptions\": [{\"lang\": \"en\", \"value\": \"CAPEC-591 Reflected XSS\"}]}], \"metrics\": [{\"format\": \"CVSS\", \"cvssV4_0\": {\"Safety\": \"NOT_DEFINED\", \"version\": \"4.0\", \"Recovery\": \"NOT_DEFINED\", \"baseScore\": 5.1, \"Automatable\": \"NOT_DEFINED\", \"attackVector\": \"NETWORK\", \"baseSeverity\": \"MEDIUM\", \"valueDensity\": \"NOT_DEFINED\", \"vectorString\": \"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N\", \"providerUrgency\": \"NOT_DEFINED\", \"userInteraction\": \"ACTIVE\", \"attackComplexity\": \"LOW\", \"attackRequirements\": \"NONE\", \"privilegesRequired\": \"NONE\", \"subIntegrityImpact\": \"LOW\", \"vulnIntegrityImpact\": \"NONE\", \"subAvailabilityImpact\": \"NONE\", \"vulnAvailabilityImpact\": \"NONE\", \"subConfidentialityImpact\": \"LOW\", \"vulnConfidentialityImpact\": \"NONE\", \"vulnerabilityResponseEffort\": \"NOT_DEFINED\"}, \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}]}], \"affected\": [{\"vendor\": \"SOPlanning\", \"product\": \"SOPlanning\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"1.55\"}], \"defaultStatus\": \"unaffected\"}], \"references\": [{\"url\": \"https://cert.pl/en/posts/2026/06/CVE-2026-40543\", \"tags\": [\"third-party-advisory\"]}, {\"url\": \"https://www.soplanning.org/en/\", \"tags\": [\"product\"]}], \"x_generator\": {\"engine\": \"Vulnogram 0.2.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"SOPlanning is vulnerable to Reflected XSS via the taches parameter. An attacker can craft a malicious URL which, when opened by authenticated victim, results in arbitrary JavaScript execution in the victim\\u2019s browser.\\n\\nThis issue affects SOPlanning version 1.55 and below.\", \"supportingMedia\": [{\"type\": \"text/html\", \"value\": \"SOPlanning i\u003cspan style=\\\"background-color: rgb(255, 255, 255);\\\"\u003es vulnerable to Reflected XSS via the \u003cspan style=\\\"background-color: rgb(255, 255, 255);\\\"\u003etaches \u003c/span\u003eparameter. An attacker can craft a malicious URL which, when opened by authenticated victim, results in arbitrary JavaScript execution in the victim\\u2019s browser.\u003c/span\u003e\u003cbr\u003e\u003cbr\u003eThis issue affects SOPlanning version 1.55 and below.\u003cbr\u003e\", \"base64\": false}]}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-79\", \"description\": \"CWE-79 Improper Neutralization of Input During Web Page Generation (XSS or \u0027Cross-site Scripting\u0027)\"}]}], \"providerMetadata\": {\"orgId\": \"4bb8329e-dd38-46c1-aafb-9bf32bcb93c6\", \"shortName\": \"CERT-PL\", \"dateUpdated\": \"2026-06-01T09:03:53.407Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-40545\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-06-01T13:03:07.690Z\", \"dateReserved\": \"2026-04-14T09:44:27.613Z\", \"assignerOrgId\": \"4bb8329e-dd38-46c1-aafb-9bf32bcb93c6\", \"datePublished\": \"2026-06-01T09:03:53.407Z\", \"assignerShortName\": \"CERT-PL\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.


Detection rules are retrieved from Rulezet.