What’s Vulnerable › Vulnerabilities

CVE-2021-20831

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-10-13 · updated 2026-06-17
• Weakness: CWE-352

Description

Cross-site request forgery (CSRF) vulnerability in OG Tags versions prior to 2.0.2 allows a remote attacker to hijack the authentication of administrators and unintended operation may be performed via unspecified vectors.

Affected products

• Mario Valney OG Tags: before 2.0.2 — fixed in 2.0.2

How to fix

Upgrade to a fixed version: Mario Valney OG Tags 2.0.2. Check the vendor advisory for mitigations.

References

• https://jvn.jp/en/jp/JVN29428319/index.html
• https://wordpress.org/plugins/og-tags/
• https://jvn.jp/en/jp/JVN29428319/index.html
• https://wordpress.org/plugins/og-tags/

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