What’s Vulnerable › Vulnerabilities

CVE-2021-36891: WordPress Photo Gallery by Supsystic plugin <= 1.15.5 - Cross-Site Request Forgery (CSRF) leading to Plugin Settings Change

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-06-15 · updated 2026-06-17
• Weakness: CWE-352

Description

Cross-Site Request Forgery (CSRF) vulnerability in Photo Gallery by Supsystic plugin <= 1.15.5 at WordPress allows changing the plugin settings.

Affected products

• supsystic Photo Gallery by Supsystic: before 1.15.6 — fixed in 1.15.6

How to fix

Upgrade to a fixed version: supsystic Photo Gallery by Supsystic 1.15.6. Check the vendor advisory for mitigations.

References

• https://patchstack.com/database/vulnerability/gallery-by-supsystic/wordpress-photo-gallery-by-supsystic-plugin-1-15-5-cross-site-request-forgery-csrf-leading-to-plugin-settings-change
• https://wordpress.org/plugins/gallery-by-supsystic/#developers
• https://patchstack.com/database/vulnerability/gallery-by-supsystic/wordpress-photo-gallery-by-supsystic-plugin-1-15-5-cross-site-request-forgery-csrf-leading-to-plugin-settings-change
• https://wordpress.org/plugins/gallery-by-supsystic/#developers

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