Bug 2481289 (CVE-2026-48851) - CVE-2026-48851 PuTTY: TELNET session data is marked with trust sigils after authenticating to a proxy
Summary: CVE-2026-48851 PuTTY: TELNET session data is marked with trust sigils after a...
Keywords:
Status: NEW
Alias: CVE-2026-48851
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2481659 2481660
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-05-25 21:01 UTC by OSIDB Bzimport
Modified: 2026-05-26 20:14 UTC (History)
0 users

Fixed In Version:
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Description OSIDB Bzimport 2026-05-25 21:01:19 UTC 
PuTTY 0.77 before 0.84 uses a copy of the PuTTY icon as a trust indication for TELNET data but the trust status is not cleared between proxy authentication and the main session.
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