How severe is CVE-2025-11203?

CVE-2025-11203 has a CVSS 3.x base score of 3.5, rated low severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2025-11203 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-11203?

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

Does CVE-2025-11203 have an EU (EUVD) identifier?

Yes. CVE-2025-11203 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-36712.

When was CVE-2025-11203 published?

CVE-2025-11203 was published on 2025-10-29 and last updated on 2026-06-17.

CVE-2025-11203

CVE-2025-11203 is a low-severity vulnerability with a CVSS 3.x base score of 3.5. 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-200.

Key facts

Severity: Low (CVSS 3.x base score 3.5)
EPSS exploit prediction: 0% (34th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-36712
Weakness: CWE-200
Published: 2025-10-29
Last modified: 2026-06-17

Description

LiteLLM Information health API_KEY Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of LiteLLM. Authentication is required to exploit this vulnerability. The specific flaw exists within the handling of the API_KEY parameter provided to the health endpoint. The issue results from exposing sensitive information to an unauthorized actor. An attacker can leverage this vulnerability to disclose stored credentials, leading to further compromise. Was ZDI-CAN-26585.

Frequently asked questions

What is CVE-2025-11203?: LiteLLM Information health API_KEY Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of LiteLLM. Authentication is required to exploit this vulnerability. The specific flaw exists within the handling of the API_KEY parameter provided to the health endpoint. The issue results from exposing sensitive information to an unauthorized actor. An attacker can leverage this vulnerability to disclose stored credentials, leading to further compromise. Was ZDI-CAN-26585.
How severe is CVE-2025-11203?: CVE-2025-11203 has a CVSS 3.x base score of 3.5, rated low severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2025-11203 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (34th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-11203?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-11203 have an EU (EUVD) identifier?: Yes. CVE-2025-11203 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-36712.
When was CVE-2025-11203 published?: CVE-2025-11203 was published on 2025-10-29 and last updated on 2026-06-17.

References

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