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CVE-2026-2771
critical
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redhat RHSA-2026:3516: RHSA-2026:3516: thunderbird security update (Important) (Last Updated: 3/4/2026)
| ID | Name | Product | Family | Severity |
|---|---|---|---|---|
| 302103 | SUSE SLED15 / SLES15 / openSUSE 15 Security Update : MozillaThunderbird (SUSE-SU-2026:0880-1) | Nessus | SuSE Local Security Checks | critical |
| 302100 | SUSE SLED15 / SLES15 / openSUSE 15 Security Update : MozillaFirefox (SUSE-SU-2026:0871-1) | Nessus | SuSE Local Security Checks | critical |
| 302081 | TencentOS Server 4: firefox (TSSA-2026:0166) | Nessus | Tencent Local Security Checks | critical |
| 302003 | FreeBSD : Mozilla -- Undefined behavior in the DOM: Core & HTML component (b45d25ab-1de3-11f1-8aff-b42e991fc52e) | Nessus | FreeBSD Local Security Checks | critical |
| 301936 | RHEL 8 : thunderbird (RHSA-2026:4432) | Nessus | Red Hat Local Security Checks | critical |
| 301800 | RHEL 10 : thunderbird (RHSA-2026:4260) | Nessus | Red Hat Local Security Checks | critical |
| 301690 | RHEL 9 : firefox (RHSA-2026:4152) | Nessus | Red Hat Local Security Checks | critical |
| 301547 | RHEL 8 : thunderbird (RHSA-2026:4022) | Nessus | Red Hat Local Security Checks | critical |
| 301544 | RHEL 10 : firefox (RHSA-2026:3976) | Nessus | Red Hat Local Security Checks | critical |
| 301519 | RHEL 7 : firefox (RHSA-2026:3984) | Nessus | Red Hat Local Security Checks | critical |
| 301518 | RHEL 9 : thunderbird (RHSA-2026:3981) | Nessus | Red Hat Local Security Checks | critical |
| 301517 | RHEL 9 : thunderbird (RHSA-2026:3983) | Nessus | Red Hat Local Security Checks | critical |
| 301515 | RHEL 9 : thunderbird (RHSA-2026:3978) | Nessus | Red Hat Local Security Checks | critical |
| 301496 | RHEL 8 : thunderbird (RHSA-2026:3980) | Nessus | Red Hat Local Security Checks | critical |
| 301493 | RHEL 9 : thunderbird (RHSA-2026:3982) | Nessus | Red Hat Local Security Checks | critical |
| 301486 | RHEL 8 : thunderbird (RHSA-2026:3979) | Nessus | Red Hat Local Security Checks | critical |
| 301445 | Fedora 44 : firefox / nss (2026-b5bde68630) | Nessus | Fedora Local Security Checks | critical |
| 301322 | MiracleLinux 9 : thunderbird-140.8.0-1.el9_7.ML.1 (AXSA:2026-264:05) | Nessus | Miracle Linux Local Security Checks | critical |
| 301305 | SUSE SLES12 Security Update : MozillaFirefox (SUSE-SU-2026:0812-1) | Nessus | SuSE Local Security Checks | critical |
| 301182 | MiracleLinux 8 : thunderbird-140.8.0-1.el8_10.ML.1 (AXSA:2026-263:04) | Nessus | Miracle Linux Local Security Checks | critical |
| 301130 | AlmaLinux 8 : thunderbird (ALSA-2026:3515) | Nessus | Alma Linux Local Security Checks | critical |
| 301109 | AlmaLinux 10 : thunderbird (ALSA-2026:3517) | Nessus | Alma Linux Local Security Checks | critical |
| 301083 | RockyLinux 10 : thunderbird (RLSA-2026:3517) | Nessus | Rocky Linux Local Security Checks | critical |
| 300944 | Oracle Linux 10 : thunderbird (ELSA-2026-3517) | Nessus | Oracle Linux Local Security Checks | critical |
| 300936 | AlmaLinux 9 : thunderbird (ALSA-2026:3516) | Nessus | Alma Linux Local Security Checks | critical |
| 300930 | MiracleLinux 9 : firefox-140.8.0-2.el9_7.ML.1 (AXSA:2026-241:03) | Nessus | Miracle Linux Local Security Checks | critical |
| 300869 | Debian dla-4496 : firefox-esr - security update | Nessus | Debian Local Security Checks | critical |
| 300822 | AlmaLinux 8 : firefox (ALSA-2026:3338) | Nessus | Alma Linux Local Security Checks | critical |
| 300765 | Oracle Linux 8 : thunderbird (ELSA-2026-3515) | Nessus | Oracle Linux Local Security Checks | critical |
| 300728 | Oracle Linux 9 : thunderbird (ELSA-2026-3516) | Nessus | Oracle Linux Local Security Checks | critical |
| 300655 | RockyLinux 8 : thunderbird (RLSA-2026:3515) | Nessus | Rocky Linux Local Security Checks | critical |
| 300654 | RockyLinux 9 : thunderbird (RLSA-2026:3516) | Nessus | Rocky Linux Local Security Checks | critical |
| 300636 | Debian dsa-6152 : thunderbird - security update | Nessus | Debian Local Security Checks | critical |
| 300622 | RHEL 9 : firefox (RHSA-2026:3496) | Nessus | Red Hat Local Security Checks | critical |
| 300620 | RHEL 8 : firefox (RHSA-2026:3495) | Nessus | Red Hat Local Security Checks | critical |
| 300619 | RHEL 8 : thunderbird (RHSA-2026:3515) | Nessus | Red Hat Local Security Checks | critical |
| 300616 | RHEL 9 : firefox (RHSA-2026:3493) | Nessus | Red Hat Local Security Checks | critical |
| 300526 | Slackware Linux 15.0 / current mozilla-thunderbird Multiple Vulnerabilities (SSA:2026-058-01) | Nessus | Slackware Local Security Checks | critical |
| 300500 | Fedora 42 : firefox / nss (2026-0709b275a5) | Nessus | Fedora Local Security Checks | critical |
| 300450 | Oracle Linux 8 : firefox (ELSA-2026-3338) | Nessus | Oracle Linux Local Security Checks | critical |
| 300408 | MiracleLinux 8 : firefox-140.8.0-2.el8_10.ML.1 (AXSA:2026-248:04) | Nessus | Miracle Linux Local Security Checks | critical |
| 300300 | Oracle Linux 10 : firefox (ELSA-2026-3361) | Nessus | Oracle Linux Local Security Checks | critical |
| 300285 | RHEL 8 : firefox (RHSA-2026:3491) | Nessus | Red Hat Local Security Checks | critical |
| 300263 | RHEL 10 : thunderbird (RHSA-2026:3517) | Nessus | Red Hat Local Security Checks | critical |
| 300262 | RHEL 9 : firefox (RHSA-2026:3497) | Nessus | Red Hat Local Security Checks | critical |
| 300261 | RHEL 8 : firefox (RHSA-2026:3494) | Nessus | Red Hat Local Security Checks | critical |
| 300216 | RHEL 8 : firefox (RHSA-2026:3492) | Nessus | Red Hat Local Security Checks | critical |
| 300201 | Debian dla-4495 : thunderbird - security update | Nessus | Debian Local Security Checks | critical |
| 300171 | Oracle Linux 9 : firefox (ELSA-2026-3339) | Nessus | Oracle Linux Local Security Checks | critical |
| 300169 | Debian dsa-6148 : firefox-esr - security update | Nessus | Debian Local Security Checks | critical |
| 300160 | RockyLinux 9 : firefox (RLSA-2026:3339) | Nessus | Rocky Linux Local Security Checks | critical |
| 300153 | RockyLinux 8 : firefox (RLSA-2026:3338) | Nessus | Rocky Linux Local Security Checks | critical |
| 300142 | RockyLinux 10 : firefox (RLSA-2026:3361) | Nessus | Rocky Linux Local Security Checks | critical |
| 300114 | Fedora 43 : firefox (2026-766e3a6ec8) | Nessus | Fedora Local Security Checks | critical |
| 300104 | Slackware Linux 15.0 / current mozilla-firefox Multiple Vulnerabilities (SSA:2026-055-01) | Nessus | Slackware Local Security Checks | critical |
| 300084 | RHEL 8 : firefox (RHSA-2026:3338) | Nessus | Red Hat Local Security Checks | critical |
| 300028 | AlmaLinux 9 : firefox (ALSA-2026:3339) | Nessus | Alma Linux Local Security Checks | critical |
| 300027 | AlmaLinux 10 : firefox (ALSA-2026:3361) | Nessus | Alma Linux Local Security Checks | critical |
| 299984 | RHEL 9 : firefox (RHSA-2026:3339) | Nessus | Red Hat Local Security Checks | critical |
| 299964 | RHEL 10 : firefox (RHSA-2026:3361) | Nessus | Red Hat Local Security Checks | critical |
| 299906 | Linux Distros Unpatched Vulnerability : CVE-2026-2771 | Nessus | Misc. | critical |
| 299892 | Mozilla Thunderbird < 140.8 | Nessus | Windows | critical |
| 299891 | Mozilla Thunderbird < 148.0 | Nessus | Windows | critical |
| 299890 | Mozilla Thunderbird < 140.8 | Nessus | MacOS X Local Security Checks | critical |
| 299889 | Mozilla Thunderbird < 148.0 | Nessus | MacOS X Local Security Checks | critical |
| 299870 | Mozilla Firefox ESR < 140.8 | Nessus | MacOS X Local Security Checks | critical |
| 299869 | Mozilla Firefox ESR < 140.8 | Nessus | Windows | critical |
| 299868 | Mozilla Firefox ESR < 115.33 | Nessus | MacOS X Local Security Checks | critical |
| 299867 | Mozilla Firefox ESR < 115.33 | Nessus | Windows | critical |
| 299866 | Mozilla Firefox < 148.0 | Nessus | MacOS X Local Security Checks | critical |
| 299865 | Mozilla Firefox < 148.0 | Nessus | Windows | critical |