CVE-2025-15375: eyoucms Input Validation Flaw — Exploit

Description

A flaw has been found in EyouCMS up to 1.7.7. The impacted element is the function unserialize of the file application/api/controller/Ajax.php of the component arcpagelist Handler. Executing a manipulation of the argument attstr can lead to deserialization. The attack can be launched remotely. The exploit has been published and may be used. The vendor is "[a]cknowledging the existence of the vulnerability, we have completed the fix and will release a new version, v1.7.8".

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CVSS v3.1 Score

6.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Weakness Type (CWE)

CWE-20 Improper Input Validation

CWE-502 Deserialization of Untrusted Data

Affected Products

Vendor	Product	Versions
eyoucms	eyoucms	< 1.7.8

References

Exploits

https://note-hxlab.wetolink.com/share/2wLgcbKe9Toh https://note-hxlab.wetolink.com/share/2wLgcbKe9Toh#-span--strong-proof-of-concept---strong---span- https://note-hxlab.wetolink.com/share/2wLgcbKe9Toh https://note-hxlab.wetolink.com/share/2wLgcbKe9Toh#-span--strong-proof-of-concept---strong---span-

Other References

https://vuldb.com/?ctiid.339083 https://vuldb.com/?id.339083 https://vuldb.com/?submit.718481

Frequently Asked Questions

What is CVE-2025-15375? +

A flaw has been found in EyouCMS up to 1.7.7. The impacted element is the function unserialize of the file application/api/controller/Ajax.php of the component arcpagelist Handler. Executing a manipulation of the argument attstr can lead to deserialization. The attack can be launched remotely. The exploit has been published and may be used. The vendor is "[a]cknowledging the existence of the vulnerability, we have completed the fix and will release a new version, v1.7.8". It has a CVSS v3.1 base score of 6.3 (MEDIUM).

How severe is CVE-2025-15375? +

CVE-2025-15375 has a CVSS v3.1 score of 6.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2025-15375? +

CVE-2025-15375 affects products from eyoucms, specifically: eyoucms. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-15375? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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