CVE-2020-35773
HIGHCVSS 8.8/10EPSS 0.97%
Last modified
CVE-2020-35773 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. The site-offline plugin before 1.4.4 for WordPress lacks certain wp_create_nonce and wp_verify_nonce calls, aka CSRF.. EPSS estimates a 0.97% chance of exploitation in the next 30 days.
Description
The site-offline plugin before 1.4.4 for WordPress lacks certain wp_create_nonce and wp_verify_nonce calls, aka CSRF.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Freehtmldesigns | Site Offline | < 1.4.4 |
References
- https://advisory.checkmarx.net/advisory/CX-2020-4292Exploit, Third Party Advisory
- https://developer.wordpress.org/reference/functions/wp_create_nonce/Third Party Advisory
- https://developer.wordpress.org/reference/functions/wp_verify_nonce/Third Party Advisory
- https://plugins.trac.wordpress.org/changeset/2445009/Patch, Third Party Advisory
- https://wordpress.org/plugins/site-offline/#developersProduct, Third Party Advisory
- https://advisory.checkmarx.net/advisory/CX-2020-4292Exploit, Third Party Advisory
- https://developer.wordpress.org/reference/functions/wp_create_nonce/Third Party Advisory
- https://developer.wordpress.org/reference/functions/wp_verify_nonce/Third Party Advisory
- https://plugins.trac.wordpress.org/changeset/2445009/Patch, Third Party Advisory
- https://wordpress.org/plugins/site-offline/#developersProduct, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-35773?
The site-offline plugin before 1.4.4 for WordPress lacks certain wp_create_nonce and wp_verify_nonce calls, aka CSRF.
How severe is CVE-2020-35773?
CVE-2020-35773 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.97% probability of exploitation in the next 30 days.
How do I fix CVE-2020-35773?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-35773?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST