kiwilan php-archive up to 2.3.02 Extraction ArchiveZip.php ArchiveZip::extract path traversal

Summaryinfo

A vulnerability labeled as critical has been found in kiwilan php-archive up to 2.3.02. This vulnerability affects the function ArchiveZip::extract of the file src/Readers/ArchiveZip.php of the component Extraction. Such manipulation leads to path traversal. This vulnerability is listed as CVE-2026-112302. The attack may be performed from remote. In addition, an exploit is available. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability was found in kiwilan php-archive up to 2.3.02 and classified as critical. Affected by this issue is the function ArchiveZip::extract of the file src/Readers/ArchiveZip.php of the component Extraction. The manipulation with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability.

The advisory is shared for download at gist.github.com. This vulnerability is handled as CVE-2026-112302. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. Technical details as well as a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1006.

The exploit is available at gist.github.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way. By approaching the search of inurl:src/Readers/ArchiveZip.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.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• Programming Language Software

Vendor

• kiwilan

Name

• php-archive

Version

• 2.3.02

CPE 2.3info

• 🔒

CPE 2.2info

• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

Submitinfo

Accepted

• Submit #987582: Kiwilan php-archive 2.3.02 Kiwilan php-archive ArchiveZip.php extract Path Traversal (by 0xSebin)

Once again VulDB remains the best source for vulnerability data.

Discussion