Improper Input Validation Affecting thunderbird package, versions <1:60.0-1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk IDSNYK-ECHOLATEST-THUNDERBIRD-18318634
- published26 Jul 2026
- disclosed18 Oct 2018
Introduced: 18 Oct 2018
CVE-2018-5156 (opens in a new tab)How to fix?
Upgrade Echo:latest thunderbird to version 1:60.0-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream thunderbird package and not the thunderbird package as distributed by Echo.
See How to fix? for Echo:latest relevant fixed versions and status.
A vulnerability can occur when capturing a media stream when the media source type is changed as the capture is occurring. This can result in stream data being cast to the wrong type causing a potentially exploitable crash. This vulnerability affects Thunderbird < 60, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61.
References
- https://advisory.echohq.com/cve/CVE-2018-5156
- http://www.securityfocus.com/bid/104560
- http://www.securitytracker.com/id/1041193
- https://access.redhat.com/errata/RHSA-2018:2112
- https://access.redhat.com/errata/RHSA-2018:2113
- https://bugzilla.mozilla.org/show_bug.cgi?id=1453127
- https://lists.debian.org/debian-lts-announce/2018/06/msg00014.html
- https://lists.debian.org/debian-lts-announce/2018/11/msg00011.html
- https://security.gentoo.org/glsa/201810-01
- https://security.gentoo.org/glsa/201811-13
- https://usn.ubuntu.com/3705-1/
- https://www.debian.org/security/2018/dsa-4235
- https://www.debian.org/security/2018/dsa-4295
- https://www.mozilla.org/security/advisories/mfsa2018-15/
- https://www.mozilla.org/security/advisories/mfsa2018-16/
- https://www.mozilla.org/security/advisories/mfsa2018-17/
- https://www.mozilla.org/security/advisories/mfsa2018-19/