EyouCMS up to 1.7.7 arcpagelist Ajax.php unserialize attstr deserialization

Summaryinfo

A vulnerability has been found in EyouCMS up to 1.7.7 and classified as critical. This affects the function unserialize of the file application/api/controller/Ajax.php of the component arcpagelist Handler. The manipulation of the argument attstr leads to deserialization. This vulnerability is listed as CVE-2025-15375. The attack may be initiated remotely. In addition, an exploit is available. The vendor is "[a]cknowledging the existence of the vulnerability, we have completed the fix and will release a new version, v1.7.8".

Detailsinfo

A vulnerability was found in EyouCMS up to 1.7.7. It has been rated as critical. This issue affects the function unserialize of the file application/api/controller/Ajax.php of the component arcpagelist Handler. The manipulation of the argument attstr with an unknown input leads to a deserialization vulnerability. Using CWE to declare the problem leads to CWE-502. The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid. Impacted is confidentiality, integrity, and availability.

It is possible to read the advisory at note-hxlab.wetolink.com. The identification of this vulnerability is CVE-2025-15375. The exploitation is known to be easy. The attack may be initiated remotely. Technical details as well as a public exploit are known.

The exploit is available at note-hxlab.wetolink.com. It is declared as proof-of-concept. The vendor is "[a]cknowledging the existence of the vulnerability, we have completed the fix and will release a new version, v1.7.8". By approaching the search of inurl:application/api/controller/Ajax.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.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

• EyouCMS

Version

• 1.7.0
• 1.7.1
• 1.7.2
• 1.7.3
• 1.7.4
• 1.7.5
• 1.7.6
• 1.7.7

License

• commercial

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

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Submitinfo

Accepted

• Submit #718481: EyouCMS 1.7.7 Deserialization (by pemic)

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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