{"id":"DEBIAN-CVE-2025-2830","details":"By crafting a malformed file name for an attachment in a multipart message, an attacker can trick Thunderbird into including a directory listing of /tmp when the message is forwarded or edited as a new message. This vulnerability could allow attackers to disclose sensitive information from the victim's system. This vulnerability is not limited to Linux; similar behavior has been observed on Windows as well. This vulnerability was fixed in Thunderbird 137.0.2 and Thunderbird 128.9.2.","modified":"2026-09-01T16:06:11.826877998Z","published":"2025-04-15T15:16:08.957Z","upstream":["CVE-2025-2830"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2025-2830"}],"affected":[{"package":{"name":"thunderbird","ecosystem":"Debian:12","purl":"pkg:deb/debian/thunderbird?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:128.10.0esr-1~deb12u1"}]}],"versions":["1:102.11.0-1","1:102.12.0-1","1:102.12.0-1~deb10u1","1:102.12.0-1~deb11u1","1:102.12.0-1~deb12u1","1:102.13.0-1","1:102.13.0-1~deb10u1","1:102.13.0-1~deb11u1","1:102.13.0-1~deb12u1","1:102.13.1-1","1:102.13.1-1~deb10u1","1:102.13.1-1~deb11u1","1:102.13.1-1~deb12u1","1:102.14.0-1~deb10u1","1:102.14.0-1~deb11u1","1:102.14.0-1~deb12u1","1:102.15.0-1~deb10u1","1:102.15.0-1~deb11u1","1:102.15.0-1~deb12u1","1:102.15.1-1~deb10u1","1:102.15.1-1~deb11u1","1:102.15.1-1~deb12u1","1:103.0~b5-1","1:104.0~b2-1","1:110.0~b4-1","1:112.0~b1-1","1:113.0~b3-1","1:114.0~b2-1","1:115.0-1","1:115.0.1-1","1:115.0.1-2","1:115.0~b4-1","1:115.0~b6-1","1:115.1.0-1","1:115.1.1-1","1:115.10.1-1","1:115.10.1-1~deb10u1","1:115.10.1-1~deb11u1","1:115.10.1-1~deb12u1","1:115.11.0-1","1:115.11.0-1~deb10u1","1:115.11.0-1~deb11u1","1:115.11.0-1~deb12u1","1:115.12.0-1","1:115.12.0-1~deb10u1","1:115.12.0-1~deb11u1","1:115.12.0-1~deb12u1","1:115.13.0-1","1:115.13.0-1~deb11u1","1:115.13.0-1~deb12u1","1:115.14.0-1~deb11u1","1:115.14.0-1~deb12u1","1:115.15.0-1~deb11u1","1:115.15.0-1~deb12u1","1:115.16.0esr-1~deb11u1","1:115.16.0esr-1~deb12u1","1:115.2.0-1","1:115.2.2-1","1:115.3.0-1","1:115.3.0-1~deb12u1","1:115.3.1-1","1:115.3.1-1~deb10u1","1:115.3.1-1~deb11u1","1:115.3.1-1~deb12u1","1:115.4.1-1","1:115.4.1-1~deb10u1","1:115.4.1-1~deb11u1","1:115.4.1-1~deb12u1","1:115.5.0-1","1:115.5.0-1~deb10u1","1:115.5.0-1~deb11u1","1:115.5.0-1~deb12u1","1:115.5.1-1","1:115.5.2-1","1:115.6.0-1","1:115.6.0-1~deb10u1","1:115.6.0-1~deb11u1","1:115.6.0-1~deb12u1","1:115.7.0-1","1:115.7.0-1~deb10u1","1:115.7.0-1~deb11u1","1:115.7.0-1~deb12u1","1:115.8.0-1","1:115.8.0-1~deb10u1","1:115.8.0-1~deb11u1","1:115.8.0-1~deb12u1","1:115.8.1-1","1:115.9.0-1","1:115.9.0-1~deb10u1","1:115.9.0-1~deb11u1","1:115.9.0-1~deb12u1","1:116.0~b7-1","1:117.0~b5-1","1:120.0~b1-1","1:121.0~b3-1","1:122.0~b2-1","1:124.0~b5-1","1:125.0~b3-1","1:127.0~b5-1","1:128.0esr-1","1:128.0~b5-1","1:128.1.0esr-1","1:128.1.1esr-1","1:128.10.0esr-1~deb11u1","1:128.2.0esr-1","1:128.2.1esr-1","1:128.2.3esr-1","1:128.3.0esr-1","1:128.3.2esr-1","1:128.4.0esr-1","1:128.4.0esr-1~deb11u1","1:128.4.0esr-1~deb12u1","1:128.4.2esr-1","1:128.4.3esr-1","1:128.4.3esr-1~deb11u1","1:128.4.3esr-1~deb12u1","1:128.5.0esr-1","1:128.5.0esr-1~deb11u1","1:128.5.0esr-1~deb12u1","1:128.5.2esr-1","1:128.6.0esr-1","1:128.6.0esr-1~deb11u1","1:128.6.0esr-1~deb12u1","1:128.7.0esr-1","1:128.7.0esr-1~deb11u1","1:128.7.0esr-1~deb12u1","1:128.8.0esr-1","1:128.8.0esr-1~deb11u1","1:128.8.0esr-1~deb12u1","1:128.9.0esr-1","1:128.9.0esr-1~deb11u1","1:128.9.0esr-1~deb12u1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2025-2830.json"}},{"package":{"name":"thunderbird","ecosystem":"Debian:13","purl":"pkg:deb/debian/thunderbird?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:128.10.0esr-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2025-2830.json"}},{"package":{"name":"thunderbird","ecosystem":"Debian:14","purl":"pkg:deb/debian/thunderbird?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:128.10.0esr-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2025-2830.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L"}]}