CVE-2021-20831

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.

• CWE-352

• https://jvn.jp/en/jp/JVN29428319/index.htmlThird Party Advisory
• https://wordpress.org/plugins/og-tags/Product, Third Party Advisory
• https://jvn.jp/en/jp/JVN29428319/index.htmlThird Party Advisory
• https://wordpress.org/plugins/og-tags/Product, Third Party Advisory

Published

Oct 13, 2021

Last Modified

Jun 17, 2026

Status

Modified

• 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.

• CVE-2021-20825Cross-site scripting vulnerability in List (order management…6.1
• CVE-2021-20826Unprotected transport of credentials vulnerability in IDEC P…7.6
• CVE-2021-20827Plaintext storage of a password vulnerability in IDEC PLCs (…7.5
• CVE-2021-20828Cross-site scripting vulnerability in Order Status Batch Cha…6.1
• CVE-2021-20829Cross-site scripting vulnerability due to the inadequate tag…6.1
• CVE-2021-2083Vulnerability in the Oracle iSupport product of Oracle E-Bus…8.2
• CVE-2021-20832InBody App for iOS versions prior to 2.3.30 and InBody App f…5.3
• CVE-2021-20833The SNKRDUNK Market Place App for iOS versions prior to 2.2.…7.4
• CVE-2021-20834Improper authorization in handler for custom URL scheme vuln…6.1
• CVE-2021-20835Improper authorization in handler for custom URL scheme vuln…7.5
• CVE-2021-20836Out-of-bounds read vulnerability in CX-Supervisor v4.0.0.13 …6.5
• CVE-2021-20837Movable Type 7 r.5002 and earlier (Movable Type 7 Series), M…9.8