CVE-2026-33540
unknown
CVSS v3
—
CVSS v2
—
VIR risk
—
Description
Distribution affected by pull-through cache credential exfiltration via www-authenticate bearer realm
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2026-33540.html
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2026-33540
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | affected | |
| debian | bullseye | affected | |
| debian | forky | affected | |
| debian | sid | affected | |
| debian | trixie | affected | |
| sles | affected | |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Go | github.com/distribution/distribution/v3 | <3.1.0 | 3.1.0 |
| Go | github.com/distribution/distribution | <=2.8.3 | |
References
- https://security-tracker.debian.org/tracker/CVE-2026-33540
- https://github.com/distribution/distribution/security/advisories/GHSA-3p65-76g6-3w7r
- https://nvd.nist.gov/vuln/detail/CVE-2026-33540
- https://github.com/distribution/distribution/commit/cc5d5fa4ba02157501e6afa2cc6a903ad0338e7b
- https://github.com/distribution/distribution
- https://www.suse.com/security/cve/CVE-2026-33540.html
Verify integrity in audit chain (admin only). AS-IS.