CVE-2026-33540
unknown
CVSS v3
—
CVSS v4 NEW
—
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
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Debian Affected 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Affected | — |
| sid | Affected | — |
| forky | Affected | — |
| bullseye | Affected | — |
| bookworm | Affected | — |
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | 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
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.