VDB
DEBIAN-CVE-2025-54574
DEBIAN-CVE-2025-54574
PUBLISHED
CVSS 9.800000190734863 CRITICAL
Squid is a caching proxy for the Web. In versions 6.3 and below, Squid is vulnerable to a heap buffer overflow and possible remote code execution attack when processing URN due to incorrect buffer management. This has been fixed in version 6.4. To work around this issue, disable URN access permissions.
Risk Scores
CVSS 3.1
9.800000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Debian:11 | squid | 0, 4.13-10+deb11u1, 4.13-10+deb11u2 |
| Debian:12 | squid | 0, 5.7-2, 5.7-2+deb12u1 |
| Debian:14 | squid | 0, 0 |
| Debian:13 | squid | 0, 0 |
Exploit Intelligence
- Vulnerability Found on Squid Proxy. (github-poc-repo)
- Vulnerability Found on Squid Proxy. (github-poc)
- CVE-2025-54574 (github-poc)
- ghost_report_20260112_192608.json (github-poc)
- ghost_report_20260112_175243.json (github-poc)
- ghost_report_20260112_182220.json (github-poc)
Timeline
- Aug 1, 2025 CVE Published
- Apr 28, 2026 CVE Updated