{"id":"CVE-2024-56520","aliases":["DEBIAN-CVE-2024-56520","DLA-4199-1","DSA-5933-1","EUVD-2024-3587","GHSA-grhh-r4jj-8jh7","UBUNTU-CVE-2024-56520"],"status":"published","title":"tecnickcom/tc-lib-pdf-font mishandles fonts","description":"An issue was discovered in tc-lib-pdf-font before 2.6.4, as used in TCPDF before 6.8.0 and other products. Fonts are mishandled, e.g., FontBBox for Type 1 and TrueType fonts is misparsed.","severity":{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-09","score":0.00557,"percentile":0.46731,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2024-12-27T00:00:00Z","modified":"2026-11-02T12:02:57Z","fixes":[{"ecosystem":"Packagist","package":"tecnickcom/tc-lib-pdf-font","fixed_in":["2.6.4"],"sources":["ghsa","osv"]},{"ecosystem":"Debian:12","package":"tcpdf","fixed_in":["6.6.2+dfsg1-1+deb12u1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"tcpdf","fixed_in":["6.8.0+dfsg-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"tcpdf","fixed_in":["6.8.0+dfsg-1"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"Packagist","package":"tecnickcom/tc-lib-pdf-font","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.4"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"tcpdf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.6.2+dfsg1-1+deb12u1"}]}],"versions":["6.6.2+dfsg1-1"]},{"source":"osv","ecosystem":"Debian:13","package":"tcpdf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.8.0+dfsg-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"tcpdf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.8.0+dfsg-1"}]}]},{"source":"osv","ecosystem":"Debian:11","package":"tcpdf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.3.5+dfsg1-1+deb11u1"}]}],"versions":["6.3.5+dfsg1-1"],"bundled":8},{"source":"osv","ecosystem":"Debian:12","package":"tcpdf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.6.2+dfsg1-1+deb12u1"}]}],"versions":["6.6.2+dfsg1-1"],"bundled":8},{"source":"osv","ecosystem":"Packagist","package":"tecnickcom/tc-lib-pdf-font","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.6.4"}]}],"versions":["1.0.1","1.0.3","1.10.0","1.10.3","1.10.5","1.10.6","1.11.0","1.11.1","1.11.10","1.11.2","1.11.3","1.11.4","1.11.5","1.11.6","1.11.7","1.11.8","1.11.9","1.12.0","1.13.0","1.14.0","1.15.0","1.15.1","1.15.10","1.15.3","1.15.4","1.15.5","1.15.6","1.15.7","1.15.9","1.16.1","1.2.0","1.2.1","1.3.0","1.3.1","1.3.2","1.4.0","1.4.1","1.4.2","1.4.3","1.5.0","1.6.0","1.7.0","1.7.2","1.7.3","1.7.4","1.7.5","1.7.6","1.8.0","1.8.2","1.8.3","1.8.4","1.8.5","1.8.6","1.8.7","1.9.0","1.9.3","1.9.6","1.9.7","2.0.11","2.0.13","2.0.7","2.0.8","2.0.9","2.1.1","2.2.0","2.2.1","2.2.2","2.2.3","2.3.1","2.4.0","2.4.1","2.4.2","2.5.0","2.5.1","2.6.0","2.6.1","2.6.2"]},{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"tcpdf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.0.010+dfsg-1","6.0.021+dfsg-1","6.0.048+dfsg-1","6.0.048+dfsg-2"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"tcpdf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.0.093+dfsg-1","6.0.093+dfsg-1ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"tcpdf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.2.12+dfsg2-1ubuntu1","6.2.13+dfsg-1","6.2.13+dfsg-1ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"tcpdf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.2.13+dfsg-1ubuntu1","6.3.2+dfsg1-1","6.3.4+dfsg1-1","6.3.5+dfsg1-1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"tcpdf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.3.5+dfsg1-1","6.4.2+dfsg1-1","6.4.4+dfsg1-1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"tcpdf","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.6.2+dfsg1-1","6.6.5+dfsg-1","6.7.4+dfsg-1","6.7.5+dfsg-1"]}],"products":[{"vendor":"tecnick","product":"tcpdf"}],"references":[{"url":"https://tcpdf.org","tags":["web","report"]},{"url":"https://github.com/tecnickcom/TCPDF/compare/6.7.8...6.8.0","tags":["web","report"]},{"url":"https://github.com/tecnickcom/TCPDF/commit/a0a02efe487cc39bd5223359e916dbeafb5cd6fe","tags":["fix","web","report"]},{"url":"https://github.com/tecnickcom/tc-lib-pdf-font/commit/30012e333ae611c514ec2dc7cb370bbf4da4e677","tags":["fix","web","report"]},{"url":"https://github.com/tecnickcom/tc-lib-pdf-font/compare/2.6.2...2.6.4","tags":["web","report"]},{"url":"https://lists.debian.org/debian-lts-announce/2025/06/msg00004.html","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-56520","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-grhh-r4jj-8jh7"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/56xxx/CVE-2024-56520.json","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2024-56520","tags":["advisory"]},{"url":"https://github.com/tecnickcom/tc-lib-pdf-font","tags":["package"]},{"url":"https://ubuntu.com/security/CVE-2024-56520","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2024-56520","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2024-56520","description":"An issue was discovered in tc-lib-pdf-font before 2.6.4, as used in TCPDF before 6.8.0 and other products. Fonts are mishandled, e.g., FontBBox for Type 1 and TrueType fonts is misparsed.","status":"published","published":"2024-12-27T00:00:00Z","modified":"2025-11-03T19:32:20.167Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high","assessor":"adp"}],"updated_at":"2026-11-02T14:33:57.983942Z"}],"euvd":[{"id":"EUVD-2024-3587","description":"An issue was discovered in tc-lib-pdf-font before 2.6.4, as used in TCPDF before 6.8.0 and other products. Fonts are mishandled, e.g., FontBBox for Type 1 and TrueType fonts is misparsed.","status":"published","published":"2024-12-27T00:00:00Z","modified":"2025-11-03T19:32:20Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"updated_at":"2026-11-02T19:49:33.639996Z"}],"ghsa":[{"id":"GHSA-grhh-r4jj-8jh7","title":"tecnickcom/tc-lib-pdf-font mishandles fonts","description":"An issue was discovered in tc-lib-pdf-font before 2.6.4, as used in TCPDF before 6.8.0 and other products. Fonts are mishandled, e.g., FontBBox for Type 1 and TrueType fonts is misparsed.","status":"published","published":"2024-12-27T06:30:47Z","modified":"2025-11-04T16:15:38Z","updated_at":"2026-11-02T14:39:05.278442Z"}],"nvd":[{"id":"CVE-2024-56520","description":"An issue was discovered in tc-lib-pdf-font before 2.6.4, as used in TCPDF before 6.8.0 and other products. Fonts are mishandled, e.g., FontBBox for Type 1 and TrueType fonts is misparsed.","status":"published","published":"2024-12-27T05:15:07.837Z","modified":"2026-06-17T08:12:17.48Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high","assessor":"secondary"}],"updated_at":"2026-11-02T14:10:41.091507Z"}],"osv":[{"id":"CVE-2024-56520","description":"An issue was discovered in tc-lib-pdf-font before 2.6.4, as used in TCPDF before 6.8.0 and other products. Fonts are mishandled, e.g., FontBBox for Type 1 and TrueType fonts is misparsed.","status":"published","published":"2024-12-27T00:00:00Z","modified":"2026-10-28T02:30:33.995553159Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"updated_at":"2026-11-02T15:44:44.777182Z"},{"id":"DEBIAN-CVE-2024-56520","description":"An issue was discovered in tc-lib-pdf-font before 2.6.4, as used in TCPDF before 6.8.0 and other products. Fonts are mishandled, e.g., FontBBox for Type 1 and TrueType fonts is misparsed.","status":"published","published":"2024-12-27T05:15:07.837Z","modified":"2026-11-02T12:02:57.020336495Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"updated_at":"2026-11-02T15:45:44.429177Z"},{"id":"UBUNTU-CVE-2024-56520","description":"An issue was discovered in tc-lib-pdf-font before 2.6.4, as used in TCPDF before 6.8.0 and other products. Fonts are mishandled, e.g., FontBBox for Type 1 and TrueType fonts is misparsed.","status":"published","published":"2024-12-27T05:15:00Z","modified":"2025-10-24T05:15:07Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"updated_at":"2026-11-02T16:55:15.331356Z"},{"id":"DLA-4199-1","title":"tcpdf - security update","status":"published","published":"2025-05-31T00:00:00Z","modified":"2026-03-09T01:18:22.137285Z","updated_at":"2026-11-02T15:46:12.7027Z"},{"id":"DSA-5933-1","title":"tcpdf - security update","status":"published","published":"2025-06-01T00:00:00Z","modified":"2026-03-09T02:09:21.116623Z","updated_at":"2026-11-02T15:46:18.296714Z"},{"id":"GHSA-grhh-r4jj-8jh7","title":"tecnickcom/tc-lib-pdf-font mishandles fonts","description":"An issue was discovered in tc-lib-pdf-font before 2.6.4, as used in TCPDF before 6.8.0 and other products. Fonts are mishandled, e.g., FontBBox for Type 1 and TrueType fonts is misparsed.","status":"published","published":"2024-12-27T06:30:47Z","modified":"2025-11-04T16:42:13.035966Z","updated_at":"2026-11-02T15:46:48.191583Z"}]}}