--- id: CVE-2026-74945 title: 'Information disclosure in the Graphics: Text component' summary: >- Information disclosure in the Graphics: Text component. This vulnerability was fixed in Firefox 154, Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1. severity: medium cvss: 6.5 cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N' cwe: - CWE-200 - CWE-201 published: '2026-08-18' updated: '2026-08-21' source: NVD sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-74945' references: - url: 'https://bugzilla.mozilla.org/show_bug.cgi?id=2057808' label: security@mozilla.org - url: 'https://www.mozilla.org/security/advisories/mfsa2026-74/' label: security@mozilla.org - url: 'https://www.mozilla.org/security/advisories/mfsa2026-75/' label: security@mozilla.org - url: 'https://www.mozilla.org/security/advisories/mfsa2026-76/' label: security@mozilla.org - url: 'https://www.mozilla.org/security/advisories/mfsa2026-77/' label: security@mozilla.org - url: 'https://www.mozilla.org/security/advisories/mfsa2026-78/' label: security@mozilla.org - url: 'https://www.mozilla.org/security/advisories/mfsa2026-79/' label: security@mozilla.org - url: 'https://www.mozilla.org/security/advisories/mfsa2026-80/' label: security@mozilla.org - url: >- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-74945.json - url: 'https://access.redhat.com/security/cve/CVE-2026-74945' - url: 'https://bugzilla.redhat.com/show_bug.cgi?id=2517863' - url: 'https://www.cve.org/CVERecord?id=CVE-2026-74945' - url: 'https://nvd.nist.gov/vuln/detail/CVE-2026-74945' - url: 'https://www.mozilla.org/security/advisories/mfsa2026-76/#CVE-2026-74945' - url: 'https://www.mozilla.org/security/advisories/mfsa2026-79/#CVE-2026-74945' - url: 'https://access.redhat.com/errata/RHSA-2026:64813' - url: 'https://access.redhat.com/errata/RHSA-2026:58899' - url: 'https://access.redhat.com/errata/RHSA-2026:65159' - url: 'https://access.redhat.com/errata/RHSA-2026:58898' - url: 'https://access.redhat.com/errata/RHSA-2026:65160' - url: 'https://access.redhat.com/errata/RHSA-2026:65111' - url: 'https://access.redhat.com/errata/RHSA-2026:64814' - url: 'https://access.redhat.com/errata/RHSA-2026:58897' - url: 'https://access.redhat.com/errata/RHSA-2026:65442' - url: 'https://access.redhat.com/errata/RHSA-2026:65633' - url: 'https://access.redhat.com/errata/RHSA-2026:65764' - url: 'https://access.redhat.com/errata/RHSA-2026:65110' - url: 'https://access.redhat.com/errata/RHSA-2026:65105' - url: 'https://access.redhat.com/errata/RHSA-2026:65669' - url: 'https://access.redhat.com/errata/RHSA-2026:65103' - url: 'https://access.redhat.com/errata/RHSA-2026:65670' - url: 'https://access.redhat.com/errata/RHSA-2026:65158' - url: 'https://access.redhat.com/errata/RHSA-2026:65757' - url: 'https://access.redhat.com/errata/RHSA-2026:65765' - url: 'https://access.redhat.com/errata/RHSA-2026:65888' - url: 'https://access.redhat.com/errata/RHSA-2026:65766' tags: - nvd - exploit-available - csaf - vex - red-hat epss: 0.00433 epssPercentile: 0.3714 ingestedAt: '2026-08-22T13:32:36.564Z' exploits: github: 1 githubRepos: - 'https://github.com/defineid/Palimpsest' checkedAt: '2026-09-24T07:53:15.904Z' exploitAvailable: true vendor: Red Hat product: Red Hat Enterprise Linux AppStream (v. 10) affected: - enterprise_linux 6 - enterprise_linux 7 - enterprise_linux 10 - enterprise_linux 9 - enterprise_linux_appstream_eus_v_10_0 - enterprise_linux_appstream_v_10 - enterprise_linux_appstream_v_8 - enterprise_linux_appstream_aus_v_8_4 - enterprise_linux_appstream_eus_extension_v_8_4 - enterprise_linux_appstream_e4s_v_8_8 - enterprise_linux_appstream_tus_v_8_8 - enterprise_linux_appstream_v_9 patched: - enterprise_linux_appstream_eus_v_10_0 - enterprise_linux_appstream_v_10 - enterprise_linux_appstream_v_8 - enterprise_linux_appstream_aus_v_8_4 - enterprise_linux_appstream_eus_extension_v_8_4 - enterprise_linux_appstream_e4s_v_8_8 - enterprise_linux_appstream_tus_v_8_8 - enterprise_linux_appstream_v_9 scores: nvd: 6.5 vendor: 7.5 --- ## Overview Information disclosure in the Graphics: Text component. This vulnerability was fixed in Firefox 154, Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1. ## Remediation Refer to the linked advisories for vendor-supplied fixes and affected version ranges. ## Vendor advisories - **RHSA-2026:64813** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream EUS (v. 10.0) · released 2026-09-08 · [advisory](https://access.redhat.com/errata/RHSA-2026:64813) - **RHSA-2026:58899** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream (v. 10) · released 2026-08-24 · [advisory](https://access.redhat.com/errata/RHSA-2026:58899) - **RHSA-2026:65159** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream (v. 10) · released 2026-09-08 · [advisory](https://access.redhat.com/errata/RHSA-2026:65159) - **RHSA-2026:58898** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream (v. 8) · released 2026-08-24 · [advisory](https://access.redhat.com/errata/RHSA-2026:58898) - **RHSA-2026:65160** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream (v. 8) · released 2026-09-08 · [advisory](https://access.redhat.com/errata/RHSA-2026:65160) - **RHSA-2026:65111** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream AUS (v.8.4), Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4) · released 2026-09-08 · [advisory](https://access.redhat.com/errata/RHSA-2026:65111) - **RHSA-2026:64814** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream E4S (v.8.8), Red Hat Enterprise Linux AppStream TUS (v.8.8) · released 2026-09-08 · [advisory](https://access.redhat.com/errata/RHSA-2026:64814) - **RHSA-2026:58897** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream (v. 9) · released 2026-08-24 · [advisory](https://access.redhat.com/errata/RHSA-2026:58897) - **Red Hat VEX** · Important · affected: Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 10 · no fix planned: Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7 · updated 2026-09-09 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-74945.json) - **RHSA-2026:65442** · Red Hat · fixed in: Red Hat Enterprise Linux Server (v. 7 ELS) · released 2026-09-08 · [advisory](https://access.redhat.com/errata/RHSA-2026:65442) - **RHSA-2026:65633** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream EUS (v. 10.0) · released 2026-09-08 · [advisory](https://access.redhat.com/errata/RHSA-2026:65633) - **RHSA-2026:65764** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream AUS (v.8.4), Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.4) · released 2026-09-09 · [advisory](https://access.redhat.com/errata/RHSA-2026:65764) - **RHSA-2026:65110** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream AUS (v.8.6), Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.6) · released 2026-09-08 · [advisory](https://access.redhat.com/errata/RHSA-2026:65110) - **RHSA-2026:65757** · Red Hat · fixed in: Red Hat Enterprise Linux AppStream AUS (v.8.6), Red Hat Enterprise Linux AppStream EUS EXTENSION (v.8.6) · released 2026-09-09 · [advisory](https://access.redhat.com/errata/RHSA-2026:65757)