CVE-2026-108543 (GCVE-0-2026-108543)
Vulnerability from cvelistv5 – Published: 2026-10-11 07:45 – Updated: 2026-10-11 07:45
VLAI
EPSS
VEX
Title
ag2ai ag2 UserProxyAgent os.path.join path traversal
Summary
A vulnerability was determined in ag2ai ag2 up to 0.13.4. Affected by this issue is the function os.path.join of the component UserProxyAgent. This manipulation of the argument filename causes path traversal. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.
Severity
CWE
- CWE-22 - Path Traversal
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://vuldb.com/vuln/416198 | vdb-entrytechnical-description |
| https://vuldb.com/vuln/416198/cti | signaturepermissions-required |
| https://vuldb.com/cve/CVE-2026-108543 | third-party-advisory |
| https://vuldb.com/submit/953877 | third-party-advisory |
| https://github.com/Ruoyyy/My_vulnerable/blob/main… | exploit |
Impacted products
{
"containers": {
"cna": {
"affected": [
{
"cpes": [
"cpe:2.3:a:ag2ai:ag2:*:*:*:*:*:*:*:*"
],
"modules": [
"UserProxyAgent"
],
"product": "ag2",
"vendor": "ag2ai",
"versions": [
{
"status": "affected",
"version": "0.13.0"
},
{
"status": "affected",
"version": "0.13.1"
},
{
"status": "affected",
"version": "0.13.2"
},
{
"status": "affected",
"version": "0.13.3"
},
{
"status": "affected",
"version": "0.13.4"
}
]
}
],
"credits": [
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"lang": "en",
"type": "reporter",
"value": "Ruoyyy (VulDB User)"
},
{
"lang": "en",
"type": "coordinator",
"value": "VulDB CNA Team"
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability was determined in ag2ai ag2 up to 0.13.4. Affected by this issue is the function os.path.join of the component UserProxyAgent. This manipulation of the argument filename causes path traversal. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way."
}
],
"metrics": [
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"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
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"providerMetadata": {
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"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"shortName": "VulDB"
},
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{
"name": "VDB-416198 | ag2ai ag2 UserProxyAgent os.path.join path traversal",
"tags": [
"vdb-entry",
"technical-description"
],
"url": "https://vuldb.com/vuln/416198"
},
{
"name": "VDB-416198 | CTI Indicators (IOB, IOC, TTP, IOA)",
"tags": [
"signature",
"permissions-required"
],
"url": "https://vuldb.com/vuln/416198/cti"
},
{
"name": "CVE-2026-108543 | CVE Analysis and Report",
"tags": [
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],
"url": "https://vuldb.com/cve/CVE-2026-108543"
},
{
"name": "Submit #953877 | Microsoft AutoGen2(https://github.com/ag2ai/ag2 \u2264 v0.13.4 Sandbox Issue",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/submit/953877"
},
{
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"url": "https://github.com/Ruoyyy/My_vulnerable/blob/main/report_legacy_filename_dockerenv_en.md"
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"value": "VulDB entry created"
},
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"lang": "en",
"time": "2026-10-10T15:48:44.000Z",
"value": "VulDB entry last update"
}
],
"title": "ag2ai ag2 UserProxyAgent os.path.join path traversal",
"x_generator": [
"VulDB PVTS v202610"
]
}
},
"cveMetadata": {
"assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"assignerShortName": "VulDB",
"cveId": "CVE-2026-108543",
"datePublished": "2026-10-11T07:45:11.790Z",
"dateReserved": "2026-10-10T13:43:39.742Z",
"dateUpdated": "2026-10-11T07:45:11.790Z",
"state": "PUBLISHED"
},
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"dataVersion": "5.2",
"vulnerability-lookup:meta": {
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"date": "2026-10-11",
"epss": "0.00339",
"percentile": "0.25421"
},
"nvd": {
"cve": {
"affected": [
{
"affectedData": [
{
"cpes": [
"cpe:2.3:a:ag2ai:ag2:*:*:*:*:*:*:*:*"
],
"modules": [
"UserProxyAgent"
],
"product": "ag2",
"vendor": "ag2ai",
"versions": [
{
"status": "affected",
"version": "0.13.0"
},
{
"status": "affected",
"version": "0.13.1"
},
{
"status": "affected",
"version": "0.13.2"
},
{
"status": "affected",
"version": "0.13.3"
},
{
"status": "affected",
"version": "0.13.4"
}
]
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],
"source": "cna@vuldb.com"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability was determined in ag2ai ag2 up to 0.13.4. Affected by this issue is the function os.path.join of the component UserProxyAgent. This manipulation of the argument filename causes path traversal. The attack is possible to be carried out remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way."
}
],
"id": "CVE-2026-108543",
"lastModified": "2026-10-11T08:16:33.723",
"metrics": {
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{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
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"accessVector": "NETWORK",
"authentication": "SINGLE",
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"baseScore": 6.5,
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}
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"cvssMetricV31": [
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"scope": "UNCHANGED",
"userInteraction": "NONE",
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"type": "Primary"
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"cvssMetricV40": [
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"Recovery": "NOT_DEFINED",
"Safety": "NOT_DEFINED",
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"exploitMaturity": "PROOF_OF_CONCEPT",
"integrityRequirement": "NOT_DEFINED",
"modifiedAttackComplexity": "NOT_DEFINED",
"modifiedAttackRequirements": "NOT_DEFINED",
"modifiedAttackVector": "NOT_DEFINED",
"modifiedPrivilegesRequired": "NOT_DEFINED",
"modifiedSubAvailabilityImpact": "NOT_DEFINED",
"modifiedSubConfidentialityImpact": "NOT_DEFINED",
"modifiedSubIntegrityImpact": "NOT_DEFINED",
"modifiedUserInteraction": "NOT_DEFINED",
"modifiedVulnAvailabilityImpact": "NOT_DEFINED",
"modifiedVulnConfidentialityImpact": "NOT_DEFINED",
"modifiedVulnIntegrityImpact": "NOT_DEFINED",
"privilegesRequired": "LOW",
"providerUrgency": "NOT_DEFINED",
"subAvailabilityImpact": "NONE",
"subConfidentialityImpact": "NONE",
"subIntegrityImpact": "NONE",
"userInteraction": "NONE",
"valueDensity": "NOT_DEFINED",
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"version": "4.0",
"vulnAvailabilityImpact": "LOW",
"vulnConfidentialityImpact": "LOW",
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"vulnerabilityResponseEffort": "NOT_DEFINED"
},
"source": "cna@vuldb.com",
"type": "Secondary"
}
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},
"published": "2026-10-11T08:16:33.723",
"references": [
{
"source": "cna@vuldb.com",
"url": "https://github.com/Ruoyyy/My_vulnerable/blob/main/report_legacy_filename_dockerenv_en.md"
},
{
"source": "cna@vuldb.com",
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},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/submit/953877"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/vuln/416198"
},
{
"source": "cna@vuldb.com",
"url": "https://vuldb.com/vuln/416198/cti"
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]
}
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
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.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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