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CVE-2026-40945

HIGHCVSS 8.7/10EPSS 0.31%

Last modified

CVE-2026-40945 is a high-severity vulnerability rated 8.7/10 on the CVSS scale. Oxia is a metadata store and coordination system. Prior to 0.16.2, when OIDC authentication fails, the full bearer token is logged at DEBUG level in plaintext. EPSS estimates a 0.31% chance of exploitation in the next 30 days.

Description

Oxia is a metadata store and coordination system. Prior to 0.16.2, when OIDC authentication fails, the full bearer token is logged at DEBUG level in plaintext. If debug logging is enabled in production, JWT tokens are exposed in application logs and any connected log aggregation system. This vulnerability is fixed in 0.16.2.

Metrics

CVSS 4.0
8.7/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability
0.31%

22.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2026-40945?
Oxia is a metadata store and coordination system. Prior to 0.16.2, when OIDC authentication fails, the full bearer token is logged at DEBUG level in plaintext. If debug logging is enabled in production, JWT tokens are exposed in application logs and any connected log aggregation system. This vulnerability is fixed in 0.16.2.
How severe is CVE-2026-40945?
CVE-2026-40945 has a CVSS score of 8.7/10 (HIGH severity). The EPSS model estimates a 0.31% probability of exploitation in the next 30 days.
How do I fix CVE-2026-40945?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-40945?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST