{"id":"CVE-2026-77131","aliases":["EUVD-2026-65344","GHSA-8j7q-247m-7f82"],"status":"published","title":"Cleartext Transmission of Sensitive Information in extension \"SYSSY - TYPO3 Monitoring \u0026 Security Checks\" (syssy)","description":"When OpenSSL is unavailable on the server, the extension transmits TYPO3 system information in cleartext instead of encrypting it. Exploitation requires the attacker to already be in control of the SYSSY project's API key.","severity":{"version":"4.0","score":5.3,"vector":"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","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00244,"percentile":0.15679,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-319"],"published":"2026-08-25T09:00:42Z","modified":"2026-08-26T17:13:53Z","products":[{"vendor":"typo3","product":"extension \"syssy - typo3 monitoring \u0026 security checks\""}],"references":[{"url":"https://typo3.org/security/advisory/typo3-ext-sa-2026-015","tags":["vendor-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-77131"},{"url":"https://github.com/advisories/GHSA-8j7q-247m-7f82"}],"sources":{"cve":[{"id":"CVE-2026-77131","title":"Cleartext Transmission of Sensitive Information in extension \"SYSSY - TYPO3 Monitoring \u0026 Security Checks\" (syssy)","description":"When OpenSSL is unavailable on the server, the extension transmits TYPO3 system information in cleartext instead of encrypting it. Exploitation requires the attacker to already be in control of the SYSSY project's API key.","status":"published","published":"2026-08-25T09:00:42.646Z","modified":"2026-08-25T14:51:54.415Z","cvss":[{"version":"4.0","score":5.3,"vector":"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","level":"medium","assessor":"cna"}],"cwes":["CWE-319"],"updated_at":"2026-11-02T14:20:16.072351Z"}],"euvd":[{"id":"EUVD-2026-65344","description":"When OpenSSL is unavailable on the server, the extension transmits TYPO3 system information in cleartext instead of encrypting it. Exploitation requires the attacker to already be in control of the SYSSY project's API key.","status":"published","published":"2026-08-25T09:00:42Z","modified":"2026-08-25T14:51:54Z","cvss":[{"version":"4.0","score":5.3,"vector":"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","level":"medium"}],"updated_at":"2026-11-02T18:01:32.944243Z"}],"ghsa":[{"id":"GHSA-8j7q-247m-7f82","title":"When OpenSSL is unavailable on the server, the extension transmits TYPO3 system information in...","description":"When OpenSSL is unavailable on the server, the extension transmits TYPO3 system information in cleartext instead of encrypting it. Exploitation requires the attacker to already be in control of the SYSSY project's API key.","status":"published","published":"2026-08-25T09:30:39Z","modified":"2026-08-25T09:30:39Z","cvss":[{"version":"4.0","score":5.3,"vector":"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"}],"cwes":["CWE-319"],"updated_at":"2026-11-02T15:10:56.831918Z"}],"nvd":[{"id":"CVE-2026-77131","description":"When OpenSSL is unavailable on the server, the extension transmits TYPO3 system information in cleartext instead of encrypting it. Exploitation requires the attacker to already be in control of the SYSSY project's API key.","status":"published","published":"2026-08-25T09:17:33.527Z","modified":"2026-08-26T17:13:53.42Z","cvss":[{"version":"4.0","score":5.3,"vector":"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"}],"cwes":["CWE-319"],"updated_at":"2026-11-02T14:12:41.018848Z"}]}}