What is GHSA-8ch8-93q8-mhm3?

GHSA-8ch8-93q8-mhm3 is a security advisory published by GitHub Security Advisories with Medium severity. PostgreSQL Anonymizer contains a vulnerability that allows unprivileged masked users to...

Which CVE IDs does GHSA-8ch8-93q8-mhm3 cover?

GHSA-8ch8-93q8-mhm3 covers the following CVE IDs: CVE-2026-13455. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-8ch8-93q8-mhm3?

GHSA-8ch8-93q8-mhm3 has a CVSS v3 base score of 4.3, published by GitHub Security Advisories.

GHSA-8ch8-93q8-mhm3MediumCVSS 4.3

PostgreSQL Anonymizer contains a vulnerability that allows unprivileged masked users to...

Vendor

GitHub Security Advisories

Published

June 30, 2026

Last Modified

June 30, 2026

🔗 CVE IDs covered (1)

CVE-2026-13455 →

📋 Description

PostgreSQL Anonymizer contains a vulnerability that allows unprivileged masked users to repeatedly call the anon.hash() function and collects (seed, hash_output) pairs to perform an offline brute-force attack and deduce the salt. The problem is resolved in PostgreSQL Anonymizer 3.1.2 and later versions

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-13455
https://gitlab.com/dalibo/postgresql_anonymizer/-/issues/649
https://github.com/advisories/GHSA-8ch8-93q8-mhm3