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TI-2026-20782 Aliases CVE-2026-25710GHSA-wv98-2g94-x84x

The new upstream added a privileged D-Bus helper called plasmaloginauthhelper, which…

Priority LOW 32CWE-250Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
Passive
Attack complexity
Low
Attack requirements
None
Impact type
Privilege escalation
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-250.

Summary

The new upstream added a privileged D-Bus helper called plasmaloginauthhelper, which suffers from multiple issues, e.g.aA compromised plasmalogin service account can chown() arbitrary files in the system.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00134 2nd percentileScored 2026-11-07
Fix Fixed plasma-login-manager (KDE): ?

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
KDEplasma-login-managerbefore ??Patch availableCNA
  • plasma-login-manager VendorKDE Affected before ? Fixed in ? Patch available CNA

Remediation

  • Fix · CNA plasma-login-manager (KDE) Fixed in ?

Vendor assessments

Red Hat

Red Hat's page for this CVE →

Not affected: 1 product
  • Red Hat

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-25710
  2. 2026-10-03 Alias added: GHSA-wv98-2g94-x84x

References

  • TI-2026-73452 OS command injection in KDE Dolphin via crafted folder names CVSS 4.0HIGH 7.1
  • TI-2004-00806 Multiple integer overflows in xpdf 2.0 and 3.0, and other packages that use xpdf code… CVSS 2.0HIGH 10.0
  • TI-2012-03853 Type confusion in KDE Konqueror CVSS 3.1HIGH 8.8
  • TI-2004-00807 Multiple integer overflows in xpdf 3.0, and other packages that use xpdf code such as… CVSS 2.0HIGH 10.0
  • TI-2005-00011 Multiple vulnerabilities in fliccd, when installed setuid root as part of the kdeedu… CVSS 2.0HIGH 10.0
  • TI-2004-01022 Buffer overflow in the Gfx::doImage function in Gfx.cc for xpdf 3.00, and other products… CVSS 2.0HIGH 9.3
See all 206 →

Sources