WordPress vulnerability research

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Review the attack behind each advisory and the BitFire control—bot protection, WAF, or runtime RASP—that prevents it from becoming a compromise.

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Showing 13–18 of 39 records · Updated September 26, 2026

High

BitFire FREE blocks the double-encoded traversal local file inclusion before vulnerable WordPress template resolution can include an attacker-selected PHP file.

Affected sites
+100,000,000
Attack class
Path Traversal And Local File Inclusion
BitFire protectionProtected by BitFire Bot Protection + WAF
Read technical analysis
Critical
CVE-2026-82222

GiveWP

CVSS9.8

BitFire FREE detects the serialized PHP object behind CVE-2026-82222 before GiveWP can deserialize it and trigger remote code execution.

Affected sites
100,000+
Attack class
Php Object Injection
BitFire protectionProtected by BitFire Bot Protection + WAF + PRO RASP
Read technical analysis
Critical
CVE-2026-18781

Drag and Drop CF7 Upload

CVSS9.8

BitFire blocks malicious uploads and PRO RASP prevents unauthorized PHAR creation through the vulnerable Contact Form 7 add-on.

Affected sites
60,000
Attack class
Unrestricted File Upload
BitFire protectionProtected by BitFire Bot Protection + WAF + PRO RASP
Read technical analysis
Critical
CVE-2026-18431

Avada + Fusion Builder

CVSS9.8

BitFire PRO RASP blocks unauthorized PHP-file writes that turn the Avada and Fusion Builder flaw into persistent server compromise.

Affected sites
700,000+
Attack class
Arbitrary File Write
BitFire protectionProtected by BitFire PRO RASP
Read technical analysis
Critical
CVE-2026-18052

ManageWP Worker

CVSS9.8

ManageWP Worker authentication bypass can log attackers in as other users, while BitFire PRO RASP blocks unauthorized session creation.

Affected sites
1,000,900+
Attack class
Authentication Bypass
BitFire protectionProtected by PRO RASP
Read technical analysis
Critical
CVE-2026-12526

ACF Extended

CVSS9.8

BitFire PRO RASP blocks unauthorized administrator password changes that turn CVE-2026-12526 into account takeover.

Affected sites
2,000,000+
Attack class
Privilege Escalation
BitFire protectionProtected by BitFire PRO RASP
Read technical analysis

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