USN-8494-1: libvncserver Ubuntu

CVSS: UnknownPublished
Published 02-07-2026Last modified 24-08-2026
Open JSON

Vulnerability summary

USN-8494-1 is a vulnerability in libvncserver Ubuntu with no CVSS score yet.

Overall risk
0/100
0100
Minimal · default modelHow is this calculated?
CVSS score
Not scored
010
No CVSS score recorded
EPSS score
Not scored
0%100%
No EPSS score yet
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 0 · Related 1
CVE-2026-50538

Timeline

  1. 02-07-2026
    PublishedVulnerability first disclosed.
  2. 24-08-2026
    Last modifiedVulnerability information updated.

Description

libvncserver vulnerability It was discovered that LibVNCServer incorrectly handled the Tight decoder in libvncclient. A remote attacker could use this issue to cause LibVNCServer to crash, resulting in a denial of service, or possibly execute arbitrary code.

CVSS metrics

Risk metrics not yet published.

EPSS trend

No EPSS score has been published for this record yet.

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Ubuntu1 product
  • libvncserver< 0.9.13+dfsg-3ubuntu0.2 | < 0.9.14+dfsg-1ubuntu0.2 | < 0.9.15+dfsg-1ubuntu0.2 | < 0.9.15+dfsg-3ubuntu0.2

1 vendor · 1 product

References

2 links