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CVE-2026-82603— SeaCMS Comment Cache member.php del_pl path traversal

Quick assessment

Affected
n/a SeaCMS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 SeaCMS 13.6 及更早版本中检测到一个漏洞。该问题影响组件“评论缓存”中文件 的某些未知处理逻辑。对该文件中 和 参数的操纵会导致路径遍历（Path Traversal）漏洞。此攻击可远程发起，且相关利用方式已公开，存在被实际利用的风险。

CVSS 5.4 · Medium
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I. Basic Information for CVE-2026-82603

Vulnerability Information
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Vulnerability Title
SeaCMS Comment Cache member.php del_pl path traversal
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
- SeaCMS 13.0 cpe:2.3:a:seacms:seacms:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-82603

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III. Intelligence Information for CVE-2026-82603

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Other References for CVE-2026-82603 (1)

Other References for CVE-2026-82603 (4)

Same Patch Batch · n/a · 2026-08-31 · 8 CVEs total

CVE-2026-82608 7.4 HIGH Kamailio AVP cxdx_avp.c get_4bytes out-of-bounds
CVE-2026-82600 7.3 HIGH SeaCMS zyapi.php sql injection
CVE-2026-82598 7.3 HIGH SeaCMS Template search.php parseIf code injection
CVE-2026-82599 5.4 MEDIUM SeaCMS Avatar Upload member.php unlink path traversal
CVE-2026-82602 5.3 MEDIUM SeaCMS ass.php authorization
CVE-2026-82601 4.3 MEDIUM SeaCMS err.php cross site scripting
CVE-2026-82596 3.3 LOW LatencyUtils PauseDetector LatencyStats.java LatencyStats.recordDetectedPause memory corru

IV. Related Vulnerabilities

Same product: SeaCMS
Same vendor: n/a
Same weakness: CWE-22

V. Comments for CVE-2026-82603

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