CVE-2021-36793: Exposure of Resource to Wrong Sphere

September 2, 2021

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.

References

github.com/advisories/GHSA-vpw5-grxx-v396
nvd.nist.gov/vuln/detail/CVE-2021-36793
typo3.org/security/advisory/typo3-ext-sa-2021-008

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