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CVE-2026-82599— SeaCMS Avatar Upload member.php unlink 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.

SeaCMS是中国SeaCMS公司开源的一款内容管理系统。 SeaCMS 13.6及之前版本存在路径遍历漏洞，该漏洞源于Avatar Upload组件中unlink函数对文件/member.php?action=chgpwdsubmit中参数oldpic处理不当，可能导致路径遍历攻击，攻击者可远程利用。

CVSS 5.4 · Medium EPSS 0.44% · P37

Possible ATT&CK Techniques 3 AI

T1004 T1024.002 T1024

Affected Version Matrix 7

VendorProduct Version RangeStatus
n/a SeaCMS 13.0 affected
13.1 affected
13.2 affected
13.3 affected
13.4 affected
13.5 affected
13.6 affected
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I. Basic Information for CVE-2026-82599

Vulnerability Information
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Vulnerability Title
SeaCMS Avatar Upload member.php unlink path traversal
Source: CVE Program / CVE List V5
Vulnerability 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.
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
Vulnerability Title
SeaCMS 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SeaCMS是中国SeaCMS公司开源的一款内容管理系统。 SeaCMS 13.6及之前版本存在路径遍历漏洞，该漏洞源于Avatar Upload组件中unlink函数对文件/member.php?action=chgpwdsubmit中参数oldpic处理不当，可能导致路径遍历攻击，攻击者可远程利用。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

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

II. Public POCs for CVE-2026-82599

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III. Intelligence Information for CVE-2026-82599

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Vendor Advisories for CVE-2026-82599 (1)

Proof of Concept for CVE-2026-82599 (1)

Other References for CVE-2026-82599 (2)

Same Patch Batch · n/a · 2026-08-31 · 95 CVEs total

CVE-2026-82954 9.9 CRITICAL Dokploy Settings application.ts writeTraefikConfigInPath path traversal
CVE-2026-82608 7.4 HIGH Kamailio AVP cxdx_avp.c get_4bytes out-of-bounds
CVE-2026-82598 7.3 HIGH SeaCMS Template search.php parseIf code injection
CVE-2026-82600 7.3 HIGH SeaCMS zyapi.php sql injection
CVE-2026-82630 7.3 HIGH PowerJob Transport Endpoint TestController.java MuConnectionManager.getOrCreateConnection
CVE-2026-82603 5.4 MEDIUM SeaCMS Comment Cache member.php del_pl path traversal
CVE-2026-82623 5.3 MEDIUM open62541 History Backend ua_history_data_backend_memory.c UA_DataValue_backend_copyRange
CVE-2026-82602 5.3 MEDIUM SeaCMS ass.php authorization
CVE-2026-82805 4.3 MEDIUM Typora Mermaid Rendering cross site scripting
CVE-2026-82601 4.3 MEDIUM SeaCMS err.php cross site scripting
CVE-2026-82820 4.3 MEDIUM FLVMeta AMF String Processing amf.c amf_string_new heap-based overflow
CVE-2026-82821 4.3 MEDIUM FLVMeta AMF Object Parsing amf.c amf_object_get null pointer dereference
CVE-2026-82596 3.3 LOW LatencyUtils PauseDetector LatencyStats.java LatencyStats.recordDetectedPause memory corru
CVE-2026-51719 TOTOLINK T6 安全漏洞
CVE-2026-51718 TOTOLINK T6 安全漏洞
CVE-2026-51720 TOTOLINK T6 权限许可和访问控制问题漏洞
CVE-2026-51722 TOTOLINK T6 安全漏洞
CVE-2026-51721 TOTOLINK T6 安全漏洞
CVE-2026-51728 TOTOLINK T6 安全漏洞
CVE-2026-51725 TOTOLINK T6 权限许可和访问控制问题漏洞

Showing top 20 of 95 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

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

V. Comments for CVE-2026-82599

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