CVE-2025-67504: wbce cms Weak RNG — Exploit & Fix

Description

WBCE CMS is a content management system. Versions 1.6.4 and below use function GenerateRandomPassword() to create passwords using PHP's rand(). rand() is not cryptographically secure, which allows password sequences to be predicted or brute-forced. This can lead to user account compromise or privilege escalation if these passwords are used for new accounts or password resets. The vulnerability is fixed in version 1.6.5.

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CVSS v3.1 Score

9.1

CRITICAL

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

Weakness Type (CWE)

CWE-331 CWE-331

CWE-338 CWE-338

Affected Products

Vendor	Product	Versions
wbce	wbce_cms	< 1.6.5

References

Advisories & Patches

https://github.com/WBCE/WBCE_CMS/commit/5d59fe021a5c6e469b1bf192b72ca652e54278f6 https://github.com/WBCE/WBCE_CMS/security/advisories/GHSA-76gj-pmvx-jcc6 https://github.com/WBCE/WBCE_CMS/security/advisories/GHSA-76gj-pmvx-jcc6

Exploits

https://github.com/WBCE/WBCE_CMS/security/advisories/GHSA-76gj-pmvx-jcc6 https://github.com/WBCE/WBCE_CMS/security/advisories/GHSA-76gj-pmvx-jcc6

Other References

https://cwe.mitre.org/data/definitions/338.html https://github.com/WBCE/WBCE_CMS/releases/tag/1.6.5

Frequently Asked Questions

What is CVE-2025-67504? +

WBCE CMS is a content management system. Versions 1.6.4 and below use function GenerateRandomPassword() to create passwords using PHP's rand(). rand() is not cryptographically secure, which allows password sequences to be predicted or brute-forced. This can lead to user account compromise or privilege escalation if these passwords are used for new accounts or password resets. The vulnerability is fixed in version 1.6.5. It has a CVSS v3.1 base score of 9.1 (CRITICAL).

How severe is CVE-2025-67504? +

CVE-2025-67504 has a CVSS v3.1 score of 9.1 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

What products are affected by CVE-2025-67504? +

CVE-2025-67504 affects products from wbce, specifically: wbce_cms. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-67504? +

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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