How severe is CVE-2026-12796?

CVE-2026-12796 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-12796 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-12796?

CVE-2026-12796 affects Litellm. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-12796?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-12796 have an EU (EUVD) identifier?

Yes. CVE-2026-12796 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-38155.

When was CVE-2026-12796 published?

CVE-2026-12796 was published on 2026-06-21 and last updated on 2026-06-24.

CVE-2026-12796

CVE-2026-12796 is a medium-severity vulnerability in Litellm with a CVSS 3.x base score of 6.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-613.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
CVSS v4: 2.1
EPSS exploit prediction: 0% (28th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-38155
Weakness: CWE-613
Affected product: Litellm
Published: 2026-06-21
Last modified: 2026-06-24

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2026-12796?: CVE-2026-12796 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-12796 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (28th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-12796?: CVE-2026-12796 affects Litellm. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-12796?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-12796 have an EU (EUVD) identifier?: Yes. CVE-2026-12796 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-38155.
When was CVE-2026-12796 published?: CVE-2026-12796 was published on 2026-06-21 and last updated on 2026-06-24.

References

Affected products (1)

cpe:2.3:a:litellm:litellm:*:*:*:*:*:*:*:*

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