CVE-2021-36793

Description

The routes (aka Extbase Yaml Routes) extension before 2.1.1 for TYPO3, when CsrfTokenViewHelper is used, allows Sensitive Information Disclosure because a session identifier is unsafely present in HTML output.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.25%
Vendor Advisory typo3.org Vendor Advisory typo3.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://typo3.org/help/security-advisories/security vendor advisory
https://typo3.org/security/advisory/typo3-ext-sa-2021-008 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-36793?
CVE-2021-36793 has been scored as a high severity vulnerability.
How to fix CVE-2021-36793?
To fix CVE-2021-36793, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-36793 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-36793 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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