CVE-2026-77130: medium-severity vulnerability in TYPO3 Extension "SYSSY - TYPO3 Monitoring &…
Insufficient Session Expiration in extension "SYSSY - TYPO3 Monitoring & Security Checks" (syssy)
Published
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.3epss 0.4%
The extension fails to properly validate the expiration of a client-supplied JWT token, allowing an attacker in control of a valid API key to authenticate with an expired token. Exploitation requires the attacker to already be in control of the SYSSY project's API key.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N
Affected products
TYPO3 · Extension "SYSSY - TYPO3 Monitoring & Security Checks"Related CVEs — TYPO3 Extension "SYSSY - TYPO3 Monitoring &…
In the same product, most dangerous first.