CVE-2026-13455

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

Scoring

Severity
MEDIUM
CVSS base score
4.3
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
EPSS probability
0.19%
CWE
CWE-328
Published
2026-06-30
Last modified
2026-06-30

Affected products

Weakness type

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