CVE-2025-8778
NitroPack <= 1.18.4 - Missing Authorization to Authenticated (Subscriber+) Limited Settings Update via nitropack_set_compression_ajax Function
CVSS Score
4.3
EPSS Score
0.0%
EPSS Percentile
0th
The NitroPack plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the nitropack_set_compression_ajax() function in all versions up to, and including, 1.18.4. This makes it possible for authenticated attackers, with Subscriber-level access and above, to update the nitropack-enableCompression option and effectively change plugin compression settings.
| CWE | CWE-862 |
| Vendor | nitropack |
| Product | nitropack – performance, page speed & cache plugin for core web vitals, cdn & image optimization |
| Published | Sep 10, 2025 |
| Last Updated | Apr 8, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
nitropack / NitroPack – Performance, Page Speed & Cache Plugin for Core Web Vitals, CDN & Image Optimization
0 ≤ 1.18.4
References
wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/750f35ce-0f1c-4a12-a7a0-2c217de277fd?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/nitropack/trunk/functions.php#L2907 wordpress.org: https://wordpress.org/plugins/nitropack/#developers plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3354452%40nitropack&new=3354452%40nitropack&sfp_email=&sfph_mail=
Credits
Peter Thaleikis