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CVE-2022-50955: WordPress Plugin Curtain 1.0.2 Cross-site Request Forgery

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-10 · updated 2026-07-24
• Weakness: CWE-352

Description

WordPress Plugin Curtain 1.0.2 contains a cross-site request forgery vulnerability that allows attackers to activate or deactivate site maintenance mode by crafting malicious requests. Attackers can trick authenticated administrators into submitting forged requests to the options-general.php page with curtain parameters to toggle maintenance mode without valid nonce validation.

Affected products

• Curtain: 1.0.2

References

• https://wordpress.org/plugins/curtain/
• https://www.exploit-db.com/exploits/50842
• https://www.vulncheck.com/advisories/wordpress-plugin-curtain-cross-site-request-forgery

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