{"id":"CVE-2026-34933","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-34933","generatedAt":"2026-10-28T03:28:24.961Z","title":"Prior to version 0.9-rc4, any unprivileged local user can crash avahi-daemon by sending a single D-Bus method call with conflicting publish flags.","description":"Avahi is a system which facilitates service discovery on a local network via the mDNS/DNS-SD protocol suite. Prior to version 0.9-rc4, any unprivileged local user can crash avahi-daemon by sending a single D-Bus method call with conflicting publish flags. This issue has been patched in version 0.9-rc4.","published":"2026-04-03T23:17:05.000Z","lastModified":"2026-07-24T22:10:00.000Z","status":"Analyzed","sourceIdentifier":"security-advisories@github.com","cvss":{"version":"3.1","score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"cwe":["CWE-617"],"affected":["avahi/avahi"],"epss":{"score":0.00203,"percentile":0.10151,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.20%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://github.com/avahi/avahi/commit/625ca0fac19229f6dfa3a6c6b698ae657187e50c","tags":["Patch"],"source":"security-advisories@github.com"},{"url":"https://github.com/avahi/avahi/pull/891","tags":["Issue Tracking","Patch"],"source":"security-advisories@github.com"},{"url":"https://github.com/avahi/avahi/security/advisories/GHSA-w65r-6gxh-vhvc","tags":["Exploit","Patch","Vendor Advisory"],"source":"security-advisories@github.com"},{"url":"http://www.openwall.com/lists/oss-security/2026/04/11/9","tags":["Exploit","Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/avahi/avahi/security/advisories/GHSA-w65r-6gxh-vhvc","tags":["Exploit","Patch","Vendor Advisory"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-34933","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}