CVE-2020-13756
CRITICAL 9.8EPSS 55.1%
Sabberworm PHP CSS Parser before 8.3.1 calls eval on uncontrolled data, possibly leading to remote code execution if the function allSelectors() or getSelectorsBySpecificity() is called with input from an attacker.
- CVSS v3.1
- 9.8 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS v3.1
- 9.8 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS v2.0
- 7.5 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P - EPSS
- 55.08% chance of exploitation in the next 30 days, 99th percentile
- Published
- 2020-06-03
- Updated
- 2025-11-03
Proof-of-concept exploits (2)
- http://packetstormsecurity.com/files/157923/Sabberworm-PHP-CSS-Code-Injection.html
- http://seclists.org/fulldisclosure/2020/Jun/7