CVE-2026-32854

EUVD-2026-14932
LibVNCServer versions 0.9.15 and prior (fixed in commit dc78dee) contain null pointer dereference vulnerabilities in the HTTP proxy handlers within httpProcessInput() in httpd.c that allow remote attackers to cause a denial of service by sending specially crafted HTTP requests. Attackers can exploit missing validation of strchr() return values in the CONNECT and GET proxy handling paths to trigger null pointer dereferences and crash the server when httpd and proxy features are enabled.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
VulnCheckCNA
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 86%
Affected Products (NVD)
VendorProductVersion
libvncserver_projectlibvncserver
𝑥
< 0.9.15
𝑥
= Vulnerable software versions
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
libvnc_projectlibvncserver
𝑥
≤ 0.9.15
CNA
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openSUSE / SLES Releases
openSUSE Product
Release
LibVNCServer-devel
suse enterprise server 12 SP5
0.9.9-17.44.1
fixed
libvncclient0
suse enterprise server 12 SP3
0.9.9-17.44.1
fixed
suse enterprise server 12 SP5
0.9.9-17.44.1
fixed
libvncclient1
suse enterprise desktop 15 SP7
0.9.14-150600.3.6.1
fixed
suse enterprise sap 15 SP7
0.9.14-150600.3.6.1
fixed
suse enterprise server 15 SP7
0.9.14-150600.3.6.1
fixed
suse enterprise workstation 15 SP7
0.9.14-150600.3.6.1
fixed
libvncserver0
suse enterprise server 12 SP3
0.9.9-17.44.1
fixed
suse enterprise server 12 SP5
0.9.9-17.44.1
fixed
libvncserver1
suse enterprise desktop 15 SP7
0.9.14-150600.3.6.1
fixed
suse enterprise sap 15 SP7
0.9.14-150600.3.6.1
fixed
suse enterprise server 15 SP7
0.9.14-150600.3.6.1
fixed
suse enterprise workstation 15 SP7
0.9.14-150600.3.6.1
fixed