DEBIAN-CVE-2026-34352

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Source
https://security-tracker.debian.org/tracker/CVE-2026-34352
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-34352.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-34352
Upstream
  • CVE-2026-34352
Published
2026-03-26T23:16:20.903Z
Modified
2026-04-03T10:03:17.667394Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

In TigerVNC before 1.16.2, Image.cxx in x0vncserver allows other users to observe or manipulate the screen contents, or cause an application crash, because of incorrect permissions.

References

Affected packages

Debian:11 / tigervnc

Package

Name
tigervnc
Purl
pkg:deb/debian/tigervnc?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.11.0+dfsg-2
1.11.0+dfsg-2+deb11u1
1.11.0+dfsg-3
1.12.0+dfsg-1
1.12.0+dfsg-2
1.12.0+dfsg-3
1.12.0+dfsg-4
1.12.0+dfsg-5
1.12.0+dfsg-6
1.12.0+dfsg-7
1.12.0+dfsg-8
1.13.1+dfsg-1
1.13.1+dfsg-2
1.13.1+dfsg-3
1.14.1+dfsg-1
1.15.0+dfsg-1
1.15.0+dfsg-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-34352.json"

Debian:12 / tigervnc

Package

Name
tigervnc
Purl
pkg:deb/debian/tigervnc?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.12.0+dfsg-8
1.13.1+dfsg-1
1.13.1+dfsg-2
1.13.1+dfsg-3
1.14.1+dfsg-1
1.15.0+dfsg-1
1.15.0+dfsg-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-34352.json"

Debian:13 / tigervnc

Package

Name
tigervnc
Purl
pkg:deb/debian/tigervnc?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.15.0+dfsg-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-34352.json"

Debian:14 / tigervnc

Package

Name
tigervnc
Purl
pkg:deb/debian/tigervnc?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.15.0+dfsg-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-34352.json"