๐Ÿ” CVE Alert

CVE-2025-9883

MEDIUM 6.1

Browser Sniff <= 2.3 - Cross-Site Request Forgery to Stored Cross-Site Scripting

CVSS Score
6.1
EPSS Score
0.0%
EPSS Percentile
0th

The Browser Sniff plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.3. This is due to missing or incorrect nonce validation on a function. This makes it possible for unauthenticated attackers to update settings and inject malicious web scripts via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

CWE CWE-352
Vendor bpedrassani
Product browser sniff
Published Sep 20, 2025
Last Updated Apr 8, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability

Affected Versions

bpedrassani / Browser Sniff
0 โ‰ค 2.3

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/b7210fd7-0812-47bc-bc62-d69280253e0a?source=cve wordpress.org: https://wordpress.org/plugins/browser-sniff/ plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/browser-sniff/tags/2.3/browsersniff.php#L88

Credits

JohSka