{"id":"CVE-2026-5846","title":"The affected Watchfire Controller Software contains self-signed hard-coded RSA private keys and corresponding X.509 certificates used for authenticating and encrypting HTTPS/TLS connections to the controller's built-in web management int…","summary":"The affected Watchfire Controller Software contains self-signed hard-coded RSA private keys and corresponding X.509 certificates used for authenticating and encrypting HTTPS/TLS connections to the controller's built-in web management int…","severity":"medium","cvss":5.7,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:N","cwe":["CWE-321"],"published":"2026-07-30","updated":"2026-09-08","sourceUpdated":"2026-09-08T19:30:43.093","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-5846","references":[{"url":"https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-211-09.json","label":"ics-cert@hq.dhs.gov"},{"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-26-211-09","label":"ics-cert@hq.dhs.gov"}],"tags":["nvd"],"epss":0.00163,"epssPercentile":0.05899,"ingestedAt":"2026-09-08T20:10:03.155Z","slug":"CVE-2026-5846","body":"## Overview\n\nThe affected Watchfire Controller Software contains self-signed hard-coded RSA private keys and corresponding X.509 certificates used for authenticating and encrypting HTTPS/TLS connections to the controller's built-in web management interface. These keys are embedded in plaintext within the application patch binaries in the firmware directly from Watchfire's Remote Support filestore.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":31,"depthScoreParts":{"impact":31.4,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}