Bug 2467797 (CVE-2026-44742) - CVE-2026-44742 Postorius: Postorius: Cross-Site Scripting via unescaped HTML in message subject
Summary: CVE-2026-44742 Postorius: Postorius: Cross-Site Scripting via unescaped HTML ...
Keywords:
Status: NEW
Alias: CVE-2026-44742
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2476456 2476457
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-05-07 19:01 UTC by OSIDB Bzimport
Modified: 2026-05-12 12:48 UTC (History)
0 users

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)

Description OSIDB Bzimport 2026-05-07 19:01:36 UTC 
Postorius through 1.3.13 does not escape HTML in the message subject when rendering it in the Held messages pop-up, as exploited in the wild in May 2026.
Note You need to log in before you can comment on or make changes to this bug.