CVE-2017-7846

HIGH 8.8CVE-2017-7846 · Published 11/06/2018 · updated 17/06/2026

In short

CVE-2017-7846 is a HIGH (CVSS 8.8) vulnerability affecting thunderbird (mozilla).
Chance of exploitation in the next 30 days (EPSS): 1.9%, higher than 80.2% of all vulnerabilities.
Fix: update to 52.5.2 or later.

Package	Affected versions	Patched versions
thunderbird mozilla	`< 52.5.2`	`52.5.2`

Description

It is possible to execute JavaScript in the parsed RSS feed when RSS feed is viewed as a website, e.g. via "View -> Feed article -> Website" or in the standard format of "View -> Feed article -> default format". This vulnerability affects Thunderbird < 52.5.2.

References

securityfocus.com/bid/102258 · Third Party Advisory
securitytracker.com/id/1040123 · Third Party Advisory
access.redhat.com/errata/RHSA-2018:0061 · Third Party Advisory
bugzilla.mozilla.org/show_bug.cgi · Issue Tracking
lists.debian.org/debian-lts-announce/2017/12/msg00026.html · Mailing List
debian.org/security/2017/dsa-4075 · Third Party Advisory
mozilla.org/security/advisories/mfsa2017-30 · Vendor Advisory

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Package

Affected versions

Patched versions

thunderbird

mozilla

< 52.5.2

52.5.2

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