PYSEC-2026-4071
Vulnerability from pysec - Published: 2026-10-01 16:38 - Updated: 2026-10-01 17:10A vulnerability was determined in BerriAI litellm up to 1.82.2. This affects the function json.dumps of the file litellm/proxy/management_endpoints/ui_sso.py of the component SSO Debug Flow. Executing a manipulation can lead to missing authentication. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure.
| Name | purl | litellm | pkg:pypi/litellm |
|---|
{
"affected": [
{
"package": {
"ecosystem": "PyPI",
"name": "litellm",
"purl": "pkg:pypi/litellm"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"last_affected": "1.82.2"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"0.1.0",
"0.1.1",
"0.1.2",
"0.1.201",
"0.1.202",
"0.1.203",
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],
"aliases": [
"CVE-2026-12795",
"GHSA-j37q-q7p9-vpwm"
],
"details": "A vulnerability was determined in BerriAI litellm up to 1.82.2. This affects the function json.dumps of the file litellm/proxy/management_endpoints/ui_sso.py of the component SSO Debug Flow. Executing a manipulation can lead to missing authentication. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure.",
"id": "PYSEC-2026-4071",
"modified": "2026-10-01T17:10:28.650584Z",
"published": "2026-10-01T16:38:27.380111Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-12795"
},
{
"type": "WEB",
"url": "https://gist.github.com/YLChen-007/9b13c75a3a73187a4082cc6df0b100d3"
},
{
"type": "PACKAGE",
"url": "https://github.com/BerriAI/litellm"
},
{
"type": "WEB",
"url": "https://vuldb.com/cve/CVE-2026-12795"
},
{
"type": "WEB",
"url": "https://vuldb.com/submit/811286"
},
{
"type": "WEB",
"url": "https://vuldb.com/vuln/372557"
},
{
"type": "WEB",
"url": "https://vuldb.com/vuln/372557/cti"
},
{
"type": "PACKAGE",
"url": "https://pypi.org/project/litellm"
},
{
"type": "ADVISORY",
"url": "https://github.com/advisories/GHSA-j37q-q7p9-vpwm"
}
],
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
"type": "CVSS_V3"
},
{
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
"type": "CVSS_V4"
}
],
"summary": "LiteLLM: SSO Debug Flow Has Improper Authentication"
}
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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.
Vulnerability timeline
Sightings and recorded dates, grouped by day · UTC
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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.
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.