CVE-2026-82599

MEDIUM 5.4

SeaCMS Avatar Upload member.php unlink path traversal

CVSS Score

5.4

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability was identified in SeaCMS up to 13.6. Affected by this vulnerability is the function unlink of the file /member.php?action=chgpwdsubmit of the component Avatar Upload. Such manipulation of the argument oldpic leads to path traversal. It is possible to launch the attack remotely. The exploit is publicly available and might be used.

CWE	CWE-22
Vendor	n/a
Product	seacms
Published	Aug 31, 2026

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CVSS v3 Breakdown

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

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

n/a / SeaCMS

13.0 13.1 13.2 13.3 13.4 13.5 13.6

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/397101 vuldb.com: https://vuldb.com/vuln/397101/cti vuldb.com: https://vuldb.com/cve/CVE-2026-82599 vuldb.com: https://vuldb.com/submit/892780 github.com: https://github.com/T-Chachamaru/seacms-13.6-security-advisories/blob/a084a3e573240d54860153321df271280daec262/c-002b-member-oldpic-file-deletion.md

Credits

🔍 T-Chachamaru (VulDB User)