CVE-2021-31779: SSRF

Published Apr 28, 2021
·
Updated

The yoastseo (aka Yoast SEO) extension before 7.2.1 for TYPO3 allows SSRF via a backend user account.

Affected Software

1 affected component
Yoast Yoast Seo Typo3<7.2.1

Event History

Apr 28, 2021
CVE Published
via MITRE·06:23 AM
Data Sourced
via MITRE·06:23 AM
Description
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is CVE-2021-31779?

CVE-2021-31779 is a vulnerability in the yoast_seo extension before 7.2.1 for TYPO3 that allows SSRF via a backend user account.

2

What is the severity of CVE-2021-31779?

The severity of CVE-2021-31779 is medium with a CVSS score of 6.4.

3

How does CVE-2021-31779 affect TYPO3?

CVE-2021-31779 affects TYPO3 if the yoast_seo extension before 7.2.1 is installed.

4

What is SSRF?

Server-Side Request Forgery (SSRF) is a vulnerability that allows an attacker to make requests to internal resources accessible from the server.

5

How can I fix CVE-2021-31779?

To fix CVE-2021-31779, update the yoast_seo extension to version 7.2.1 or newer.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203