Vulnerability · Published Sep 9, 2025 · Assigned by TYPO3
CVE-2025-59015Insufficient Entropy in Password Generation
Medium 6.3
In plain English
A medium-severity security flaw in TYPO3 CMS from TYPO3. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 8% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 4.0)6.3Medium
Exploit odds (30 days)0.2%top 91.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A deterministic three‑character prefix in the Password Generation component of TYPO3 CMS versions 12.0.0–12.4.36 and 13.0.0–13.4.17 reduces entropy, allowing attackers to carry out brute‑force attacks more quickly.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Packagist | typo3/cms-core | 12.4.37 | GHSA-p5jq-5383-qvc7 |
| Packagist | typo3/cms-core | 13.4.18 | GHSA-p5jq-5383-qvc7 |
Affected products (as reported)
Weakness: CWE-331 · Vector: CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
References
- https://typo3.org/security/advisory/typo3-core-sa-2025-019 vendor-advisory