DedeCMS 5.7.118 Album Publishing Feature include/zip.class.php ExtractFile filename path traversal

Summaryinfo

A vulnerability identified as critical has been detected in DedeCMS 5.7.118. Affected by this issue is the function ExtractFile of the file include/zip.class.php of the component Album Publishing Feature. This manipulation of the argument filename causes path traversal. This vulnerability is tracked as CVE-2026-15700. The attack is possible to be carried out remotely. Moreover, an exploit is present.

Detailsinfo

A vulnerability has been found in DedeCMS 5.7.118 and classified as critical. Affected by this vulnerability is the function ExtractFile of the file include/zip.class.php of the component Album Publishing Feature. The manipulation of the argument filename with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality, integrity, and availability.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-15700. The exploitation appears to be easy. The attack can be launched remotely. Additional levels of successful authentication are required for exploitation. Technical details and also a public exploit are known. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

It is possible to download the exploit at github.com. It is declared as proof-of-concept. By approaching the search of inurl:include/zip.class.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

• Content Management System

Name

• DedeCMS

Version

• 5.7.118

License

• commercial

CPE 2.3info

• 🔒

CPE 2.2info

• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

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Submitinfo

Accepted

• Submit #856135: 上海卓卓网络科技有限公司 DedeCMS 5.7.118 Command Shell in Externally Accessible Directory (by dunkboy)

Be aware that VulDB is the high quality source for vulnerability data.

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