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CVE-2026-82599

SeaCMS Avatar Upload member.php unlink path traversal

MEDIUM
5.4
CVSS Score
Published: August 31, 2026 at 12:45 AM UTC
Updated: August 31, 2026 at 09:06 PM UTC
1 product affected across 1 vendorSeacms

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Severity
MEDIUM5.4
Exploit prediction
EPSS 0.4%
SSVC
PoC

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/397101
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/397101/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-82599
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/892780
Exploit
Source: cverecord
https://github.com/T-Chachamaru/seacms-13.6-security-advisories/blob/a084a3e573240d54860153321df271280daec262/c-002b-member-oldpic-file-deletion.md

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.4MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-22

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