CVE-2025-2110: wp compress Auth Bypass (CVSS 8.8)

Description

The WP Compress – Instant Performance & Speed Optimization plugin for WordPress is vulnerable to unauthorized access, modification, and loss of data due to missing capability checks on its on its AJAX functions in all versions up to, and including, 6.30.15. This makes it possible for authenticated attackers, with Subscriber-level access and above, to compromise the site in various ways depending on the specific function exploited - for example, by retrieving sensitive settings and configuration details, or by altering and deleting them, thereby disclosing sensitive information, disrupting the plugin’s functionality, and potentially impacting overall site performance.

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CVSS v3.1 Score

8.8

HIGH

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

Weakness Type (CWE)

CWE-862 Missing Authorization

Affected Products

Vendor	Product	Versions
wpcompress	wp_compress	< 6.30.16

References

Other References

https://plugins.trac.wordpress.org/browser/wp-compress-image-optimizer/tags/6.30.15/classes/ajax.class.php https://plugins.trac.wordpress.org/changeset/3254259/ https://wordpress.org/plugins/wp-compress-image-optimizer/#developers https://www.wordfence.com/threat-intel/vulnerabilities/id/2bb4ead4-b2ad-42b4-92a0-fb7293f6df06?source=cve

Frequently Asked Questions

What is CVE-2025-2110? +

The WP Compress – Instant Performance & Speed Optimization plugin for WordPress is vulnerable to unauthorized access, modification, and loss of data due to missing capability checks on its on its AJAX functions in all versions up to, and including, 6.30.15. This makes it possible for authenticated attackers, with Subscriber-level access and above, to compromise the site in various ways depending on the specific function exploited - for example, by retrieving sensitive settings and configuration details, or by altering and deleting them, thereby disclosing sensitive information, disrupting the plugin’s functionality, and potentially impacting overall site performance. It has a CVSS v3.1 base score of 8.8 (HIGH).

How severe is CVE-2025-2110? +

CVE-2025-2110 has a CVSS v3.1 score of 8.8 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-2110? +

CVE-2025-2110 affects products from wpcompress, specifically: wp_compress. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-2110? +

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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CVE-2025-2110