Vulnerability · Published Apr 21, 2026 · Assigned by GitHub_M

CVE-2026-40945Oxia: Bearer token exposed in debug log messages on authentication failure

High 8.7

In plain English

A high-severity sensitive data in logs in oxia from oxia-db. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 24% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 4.0)8.7High

Exploit odds (30 days)0.3%top 76.3% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official 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.

Affected packages & fixed versions

Ecosystem	Package	Fixed in	Advisory
Go	github.com/oxia-db/oxia	0.16.2	GHSA-pm7q-rjjx-979p
Go	github.com/oxia-db/oxia	0.16.2	GO-2026-5546

Affected products (as reported)

Vendor	Product	Versions
oxia-db	oxia	< 0.16.2

Weakness: CWE-532 · Vector: 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

References

https://github.com/oxia-db/oxia/security/advisories/GHSA-pm7q-rjjx-979p x_refsource_CONFIRM