CVE-2025-7789: xxl-job Weak Crypto — Exploit & Fix

Description

A vulnerability was found in Xuxueli xxl-job up to 3.1.1 and classified as problematic. Affected by this issue is the function makeToken of the file src/main/java/com/xxl/job/admin/controller/IndexController.java of the component Token Generation. The manipulation leads to password hash with insufficient computational effort. The attack may be launched remotely. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used.

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CVSS v3.1 Score

3.7

LOW

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

Weakness Type (CWE)

CWE-326 CWE-326

CWE-916 CWE-916

Affected Products

Vendor	Product	Versions
xuxueli	xxl-job	< 3.1.1

References

Advisories & Patches

https://github.com/xuxueli/xxl-job/issues/3751

Exploits

https://github.com/xuxueli/xxl-job/issues/3751

Other References

https://vuldb.com/?ctiid.316850 https://vuldb.com/?id.316850 https://vuldb.com/?submit.615760

Frequently Asked Questions

What is CVE-2025-7789? +

A vulnerability was found in Xuxueli xxl-job up to 3.1.1 and classified as problematic. Affected by this issue is the function makeToken of the file src/main/java/com/xxl/job/admin/controller/IndexController.java of the component Token Generation. The manipulation leads to password hash with insufficient computational effort. The attack may be launched remotely. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. It has a CVSS v3.1 base score of 3.7 (LOW).

How severe is CVE-2025-7789? +

CVE-2025-7789 has a CVSS v3.1 score of 3.7 out of 10, rated LOW. This is a low-severity vulnerability with limited impact.

What products are affected by CVE-2025-7789? +

CVE-2025-7789 affects products from xuxueli, specifically: xxl-job. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-7789? +

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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