Unauthorized custom-field writes via missing nonce validation
Published Jul 1, 2023 · Updated Apr 8, 2026
Cross-site request forgery in ghuger Easy Testimonials 3.6.1 and earlier allows remote attackers to save custom fields via a forged request. The saveCustomFields() handler persists submitted custom-field values without correctly validating a WordPress nonce. Exploitation requires an authenticated site administrator to follow an attacker-controlled link or otherwise submit the request, enabling unauthorized modification of testimonial metadata.
Summary
What happened
Cross-site request forgery in ghuger Easy Testimonials 3.6.1 and earlier allows remote attackers to save custom fields via a forged request. The saveCustomFields() handler persists submitted custom-field values without correctly validating a WordPress nonce. Exploitation requires an authenticated site administrator to follow an attacker-controlled link or otherwise submit the request, enabling unauthorized modification of testimonial metadata.
The record
- CVE
- CVE-2020-36749
- Published
- Jul 1, 2023
- Updated
- Apr 8, 2026
- Vendor
- ghuger
- Product
- Easy Testimonials
- Classifications
- CWE-352, T1204.001
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Jul 1, 2023CVE publishedPublication date reported by the CVE source.
- Apr 8, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
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- Affected versionversion=0 <3.7
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Public exploit references
- NinTechNet CSRF technical demonstrationproof of concept · unverified
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Technologies
Your stack
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Your stack
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