CVE-2026-41888

Description

Distribution is a toolkit to pack, ship, store, and deliver container content. Prior to 3.1.1, tag deletion via the DELETE /v2/<name>/manifests/<tag> endpoint bypasses the storage.delete.enabled: false configuration, allowing any API client to remove tags from repositories even when the operator has explicitly disabled deletion. This vulnerability is fixed in 3.1.1.

CVSS v3.1 Score

6.5

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

EPSS — Exploit Prediction

0.0002

Probability of exploitation

0.04%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-863 Incorrect Authorization

Affected Products

Vendor	Product	Versions
distribution	distribution	< 3.1.1

References

Advisories & Patches

https://github.com/distribution/distribution/security/advisories/GHSA-6pjf-3r9x-m592 https://github.com/distribution/distribution/security/advisories/GHSA-6pjf-3r9x-m592

Exploits

https://github.com/distribution/distribution/security/advisories/GHSA-6pjf-3r9x-m592 https://github.com/distribution/distribution/security/advisories/GHSA-6pjf-3r9x-m592

Frequently Asked Questions

What is CVE-2026-41888? +

Distribution is a toolkit to pack, ship, store, and deliver container content. Prior to 3.1.1, tag deletion via the DELETE /v2/<name>/manifests/<tag> endpoint bypasses the storage.delete.enabled: false configuration, allowing any API client to remove tags from repositories even when the operator has explicitly disabled deletion. This vulnerability is fixed in 3.1.1. It has a CVSS v3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2026-41888? +

CVE-2026-41888 has a CVSS v3.1 score of 6.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0002, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-41888? +

CVE-2026-41888 affects products from distribution, specifically: distribution. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-41888? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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