Vulnerability · Published Aug 31, 2026 · Assigned by VulDB
CVE-2026-82603SeaCMS Comment Cache member.php del_pl path traversal
Medium 5.4
In plain English
A medium-severity path traversal in SeaCMS. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 39% of all known vulnerabilities).
Severity (CVSS 3.1)5.4Medium
Exploit odds (30 days)0.4%top 61.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A vulnerability was detected in SeaCMS up to 13.6. This issue affects some unknown processing of the file /member.php?action=del_pl of the component Comment Cache. The manipulation of the argument itype/vid results in path traversal. The attack may be launched remotely. The exploit is now public and may be used.
Affected products (as reported)
Weakness: CWE-22 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R
References
- VDB-397105 | SeaCMS Comment Cache member.php del_pl path traversal vdb-entry, technical-description
- VDB-397105 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- CVE-2026-82603 | CVE Analysis and Report third-party-advisory
- Submit #892790 | SeaCMS 13.6 Path Traversal third-party-advisory
- https://github.com/T-Chachamaru/seacms-13.6-security-advisories/blob/a084a3e573240d54860153321df271280daec262/c-008-member-del-pl-js-file-deletion.md exploit