CVE-2026-12797 (GCVE-0-2026-12797)

Vulnerability from cvelistv5 – Published: 2026-06-21 09:15 – Updated: 2026-06-22 13:35
VLAI
Title
BerriAI litellm Completions banned_keywords.py async_pre_call_hook authorization
Summary
A security flaw has been discovered in BerriAI litellm up to 1.82.5. Affected is the function async_pre_call_hook of the file enterprise/enterprise_hooks/banned_keywords.py of the component Completions Interface. The manipulation of the argument prompt results in incorrect authorization. The attack may be performed from remote. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure.
Severity
5.3 (Medium)
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
6.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
6.3 (Medium)
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
SSVC
Exploitation: poc Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
Assigner
References
URL Tags
https://vuldb.com/vuln/372559 vdb-entrytechnical-description
https://vuldb.com/vuln/372559/cti signaturepermissions-required
https://vuldb.com/cve/CVE-2026-12797 third-party-advisory
https://vuldb.com/submit/811288 third-party-advisory
https://gist.github.com/YLChen-007/078179224f07cc… exploit
Impacted products
Vendor Product Version
BerriAI litellm Affected: 1.82.0
Affected: 1.82.1
Affected: 1.82.2
Affected: 1.82.3
Affected: 1.82.4
Affected: 1.82.5
    cpe:2.3:a:litellm:litellm:*:*:*:*:*:*:*:*
 Create a notification for this product.
Credits
Eric-c (VulDB User) VulDB CNA Team
Show details on NVD website
To clipboard 

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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.