CVE catalog
CVE-2017-18635
novnc: CVE-2017-18635
- Severity
- Medium · CVSS 6.1
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 4.79% · Oct 27, 2026
An XSS vulnerability was discovered in noVNC before 0.6.2 in which the remote VNC server could inject arbitrary HTML into the noVNC web page via the messages propagated to the status field, such as the VNC server name.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | novnc | sid | 1:1.6.0-3 | fixed |
| Debian | novnc | forky | 1:1.6.0-2 | fixed |
| Debian | novnc | trixie | 1:1.6.0-2 | fixed |
| Debian | novnc | bookworm | 1:1.3.0-1 | fixed |
| Ubuntu | novnc | 16.04 | 1:0.4+dfsg+1+20131010+gitf68af8af3d-4 | vulnerable |
| Ubuntu | novnc | 16.04 | 1:0.4+dfsg+1+20131010+gitf68af8af3d-4+deb8u1build0.16.04.1 | fixed |
| Ubuntu | novnc | 16.04 | 1:0.4+dfsg+1+20131010+gitf68af8af3d-4 | vulnerable |
| Ubuntu | novnc | 16.04 | 1:0.4+dfsg+1+20131010+gitf68af8af3d-4+deb8u1build0.16.04.1 | fixed |
| Ubuntu | novnc | 18.04 | 1:0.4+dfsg+1+20131010+gitf68af8af3d-6 | vulnerable |
| Ubuntu | novnc | 18.04 | 1:0.4+dfsg+1+20131010+gitf68af8af3d-7 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | novnc | source | sid | 1:1.0.0-1 | not yet assigned | Not reported | Not reported |
| Debian | novnc | source | forky | 1:1.0.0-1 | not yet assigned | Not reported | Not reported |
| Debian | novnc | source | trixie | 1:1.0.0-1 | not yet assigned | Not reported | Not reported |
| Debian | novnc | source | bookworm | 1:1.0.0-1 | not yet assigned | Not reported | Not reported |
| Ubuntu | novnc | deb | 16.04 | 1:0.4+dfsg+1+20131010+gitf68af8af3d-4+deb8u1build0.16.04.1 | Not reported | USN-4522-1 | Not reported |
| Ubuntu | novnc | deb | 16.04 | 1:0.4+dfsg+1+20131010+gitf68af8af3d-4+deb8u1build0.16.04.1 | Not reported | UBUNTU-CVE-2017-18635 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [novnc]Fixed
Details (2)
1:1.3.0-1· all · bookwormFixed · Fixed:
1:1.0.0-1dsa · novnc · debian · bookworm; dsa · novnc · debian · 12
1:1.3.0-1· all · bookwormFixed · Fixed:
1:1.0.0-1dsa · novnc · debian · bookworm; dsa · novnc · debian · 12
- [python3-novnc]Fixed
Source package: [novnc]
Details (2)
1:1.3.0-1· all · bookwormFixed · Fixed:
1:1.0.0-1dsa · novnc · debian · bookworm; dsa · novnc · debian · 12
1:1.3.0-1· all · bookwormFixed · Fixed:
1:1.0.0-1dsa · novnc · debian · bookworm; dsa · novnc · debian · 12
[Debian 13 (Trixie)]
- [novnc]Fixed
Details (2)
1:1.6.0-2· all · trixieFixed · Fixed:
1:1.0.0-1dsa · novnc · debian · 13
1:1.6.0-2· all · trixieFixed · Fixed:
1:1.0.0-1dsa · novnc · debian · 13
Observed:
References
- [https://osv.dev/vulnerability/DEBIAN-CVE-2017-18635]
- [https://osv.dev/vulnerability/DLA-1946-1]
- [https://osv.dev/vulnerability/DLA-2854-1]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2017-18635]
- [https://osv.dev/vulnerability/USN-4522-1]
- [https://security-tracker.debian.org/tracker/CVE-2017-18635]
- [https://security.access.redhat.com/data/csaf/v2/vex/2017/cve-2017-18635.json]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]