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CVE-2026-12796

A vulnerability was identified in BerriAI litellm up to 1.82.2. This impacts the function get_redirect_response_from_openid of the file litellm/proxy/management_endpoints/ui_sso.py of the component SSO Authentication Flow. The manipulation leads to session expiration. The attack is possible to be carried out remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:9cc956ae4e1fd1859be61570f576ec2ce4071cfa47782e452063e456ed6ed7f7
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 4 assertions

{"metric":{"baseScore":6.3,"baseSeverity":"MEDIUM","vectorString":"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","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:0d97d80ac27021b2be32421b9aa287fef2c8203ad5195b7daf03d6a7db9a8139 · sha256:381a61b82472bd15… · /containers/cna/metrics/1/cvssV3_1

{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","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","version":"4.0"},"metric_type":"cvssV4_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:0d97d80ac27021b2be32421b9aa287fef2c8203ad5195b7daf03d6a7db9a8139 · sha256:381a61b82472bd15… · /containers/cna/metrics/0/cvssV4_0

{"metric":{"baseScore":6.5,"vectorString":"AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR","version":"2.0"},"metric_type":"cvssV2_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:0d97d80ac27021b2be32421b9aa287fef2c8203ad5195b7daf03d6a7db9a8139 · sha256:381a61b82472bd15… · /containers/cna/metrics/3/cvssV2_0

{"metric":{"baseScore":6.3,"baseSeverity":"MEDIUM","vectorString":"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","version":"3.0"},"metric_type":"cvssV3_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:0d97d80ac27021b2be32421b9aa287fef2c8203ad5195b7daf03d6a7db9a8139 · sha256:381a61b82472bd15… · /containers/cna/metrics/2/cvssV3_0

Affected products and versions

1 source assertion
{"cpes":["cpe:2.3:a:litellm:litellm:*:*:*:*:*:*:*:*"],"modules":["SSO Authentication Flow"],"product":"litellm","vendor":"BerriAI","versions":[{"status":"affected","version":"1.82.0"},{"status":"affected","version":"1.82.1"},{"status":"affected","version":"1.82.2"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:0d97d80ac27021b2be32421b9aa287fef2c8203ad5195b7daf03d6a7db9a8139 · sha256:381a61b82472bd15… · /containers/cna/affected/0

Provider-owned CVSS observations

4 source assertions
{"metric":{"baseScore":6.3,"baseSeverity":"MEDIUM","vectorString":"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","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:0d97d80ac27021b2be32421b9aa287fef2c8203ad5195b7daf03d6a7db9a8139 · sha256:381a61b82472bd15… · /containers/cna/metrics/1/cvssV3_1
{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","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","version":"4.0"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:0d97d80ac27021b2be32421b9aa287fef2c8203ad5195b7daf03d6a7db9a8139 · sha256:381a61b82472bd15… · /containers/cna/metrics/0/cvssV4_0
{"metric":{"baseScore":6.5,"vectorString":"AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR","version":"2.0"},"metric_type":"cvssV2_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:0d97d80ac27021b2be32421b9aa287fef2c8203ad5195b7daf03d6a7db9a8139 · sha256:381a61b82472bd15… · /containers/cna/metrics/3/cvssV2_0
{"metric":{"baseScore":6.3,"baseSeverity":"MEDIUM","vectorString":"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","version":"3.0"},"metric_type":"cvssV3_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:0d97d80ac27021b2be32421b9aa287fef2c8203ad5195b7daf03d6a7db9a8139 · sha256:381a61b82472bd15… · /containers/cna/metrics/2/cvssV3_0

CWE assertions

1 source assertion
{"cweId":"CWE-613","description":"Session Expiration","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:0d97d80ac27021b2be32421b9aa287fef2c8203ad5195b7daf03d6a7db9a8139 · sha256:381a61b82472bd15… · /containers/cna/problemTypes/0/descriptions/0

Source references

5 source assertions
{"tags":["exploit"],"url":"https://gist.github.com/YLChen-007/5fa8af12e1b183674d7ca96d852fb697"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0d97d80ac27021b2be32421b9aa287fef2c8203ad5195b7daf03d6a7db9a8139 · sha256:381a61b82472bd15… · /containers/cna/references/4
{"name":"CVE-2026-12796 | CVE Analysis and Report","tags":["third-party-advisory"],"url":"https://vuldb.com/cve/CVE-2026-12796"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0d97d80ac27021b2be32421b9aa287fef2c8203ad5195b7daf03d6a7db9a8139 · sha256:381a61b82472bd15… · /containers/cna/references/2
{"name":"Submit #811287 | litellm <= 1.82.2 Insufficient Session Expiration (CWE-613)","tags":["third-party-advisory"],"url":"https://vuldb.com/submit/811287"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0d97d80ac27021b2be32421b9aa287fef2c8203ad5195b7daf03d6a7db9a8139 · sha256:381a61b82472bd15… · /containers/cna/references/3
{"name":"VDB-372558 | BerriAI litellm SSO Authentication Flow ui_sso.py get_redirect_response_from_openid session expiration","tags":["vdb-entry","technical-description"],"url":"https://vuldb.com/vuln/372558"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0d97d80ac27021b2be32421b9aa287fef2c8203ad5195b7daf03d6a7db9a8139 · sha256:381a61b82472bd15… · /containers/cna/references/0
{"name":"VDB-372558 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"],"url":"https://vuldb.com/vuln/372558/cti"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:0d97d80ac27021b2be32421b9aa287fef2c8203ad5195b7daf03d6a7db9a8139 · sha256:381a61b82472bd15… · /containers/cna/references/1

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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