CVE catalog
CVE-2026-27136
Parsing arbitrary HTML which is then rendered using Render can result in an unexpected HTML tree. This can be leveraged to execute XSS attacks in applications that attempt to sanitize input HTML befor
- Severity
- High · CVSS 8.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.22% · Oct 25, 2026
Parsing arbitrary HTML which is then rendered using Render can result in an unexpected HTML tree. This can be leveraged to execute XSS attacks in applications that attempt to sanitize input HTML before rendering.
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 | golang-golang-x-net | sid | 1:0.61.0-1 | fixed |
| Debian | golang-golang-x-net | forky | 1:0.61.0-1 | fixed |
| Debian | golang-golang-x-net | trixie | 1:0.27.0-2 | vulnerable |
| Debian | golang-golang-x-net | bookworm | 1:0.7.0+dfsg-1 | vulnerable |
| Cpe | golang-golang-x-net | Not reported | Not reported | vulnerable |
| Cpe | net | Not reported | 0.55.0 | fixed |
| Go | golang.org/x/net | Not reported | 0.55.0 | fixed |
| Opensuse | kubevirt1.8 | tumbleweed | 1.8.4-2.1 | fixed |
| Ubuntu | golang-golang-x-net-dev | pro | 1:0.0+git20190811.74dc4d7+dfsg-1 | vulnerable |
| Ubuntu | golang-golang-x-net-dev | pro | 1:0.0+git20190811.74dc4d7+dfsg-1ubuntu0.1~esm1 | vulnerable |
| Ubuntu | golang-golang-x-net-dev | pro | 1:0.0+git20190811.74dc4d7+dfsg-1ubuntu0.1~esm2 | vulnerable |
| Ubuntu | golang-golang-x-net-dev | pro | 1:0.0+git20190811.74dc4d7+dfsg-1ubuntu0.1~esm3 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | golang-golang-x-net | source | sid | 1:0.55.0-1 | not yet assigned | Not reported | Not reported |
| Debian | golang-golang-x-net | source | forky | 1:0.55.0-1 | not yet assigned | Not reported | Not reported |
| Debian | golang-golang-x-net | source | trixie | (unfixed) | not yet assigned | Not reported | Not reported |
| Debian | golang-golang-x-net | source | bookworm | (unfixed) | not yet assigned | Not reported | Not reported |
| Cpe | net | cpe | Not reported | 0.55.0 | Not reported | Not reported | Not reported |
| Go | golang.org/x/net | Go | Not reported | 0.55.0 | Not reported | GO-2026-5030 | Not reported |
| Opensuse | kubevirt1.8 | rpm | tumbleweed | 1.8.4-2.1 | Not reported | OPENSUSE-SU-2026:11314-1 | Not reported |
Notes
[trixie] golang-golang-x-net: Minor issue [bookworm] golang-golang-x-net: Limited support, minor issue; html.Render output
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [golang-golang-x-net-dev]Affected
Source package: [golang-golang-x-net]
Details (2)
1:0.7.0+dfsg-1· all · bookwormAffected
nvd · golang-golang-x-net · debian · bookworm; nvd · golang-golang-x-net · debian · 12
1:0.7.0+dfsg-1· all · bookwormAffected
nvd · golang-golang-x-net · debian · bookworm; nvd · golang-golang-x-net · debian · 12
[Debian 13 (Trixie)]
- [golang-golang-x-net-dev]Affected
Source package: [golang-golang-x-net]
Details (4)
1:0.27.0-2· all · trixieAffected
nvd · golang-golang-x-net · debian · 13
1:0.27.0-2· all · trixieAffected
nvd · golang-golang-x-net · debian · 13
1:0.53.0-2~bpo13+1· all · trixie-backportsAffected
nvd · golang-golang-x-net · debian · 13
1:0.53.0-2~bpo13+1· all · trixie-backportsAffected
nvd · golang-golang-x-net · debian · 13
[openSUSE Tumbleweed]
- [kubevirt1.8-container-disk]Unknown
Source package: [kubevirt1.8]
Details (1)
1.8.4-5.1· x86_64 · tumbleweedUnknown · Fixed:
1.8.4-2.1Version impact unknown
nvd · kubevirt1.8 · opensuse · tumbleweed
- [kubevirt1.8-libguestfs-tools]Unknown
Source package: [kubevirt1.8]
Details (1)
1.8.4-5.1· x86_64 · tumbleweedUnknown · Fixed:
1.8.4-2.1Version impact unknown
nvd · kubevirt1.8 · opensuse · tumbleweed
- [kubevirt1.8-manifests]Unknown
Source package: [kubevirt1.8]
Details (1)
1.8.4-5.1· x86_64 · tumbleweedUnknown · Fixed:
1.8.4-2.1Version impact unknown
nvd · kubevirt1.8 · opensuse · tumbleweed
- [kubevirt1.8-pr-helper-conf]Unknown
Source package: [kubevirt1.8]
Details (1)
1.8.4-5.1· x86_64 · tumbleweedUnknown · Fixed:
1.8.4-2.1Version impact unknown
nvd · kubevirt1.8 · opensuse · tumbleweed
- [kubevirt1.8-sidecar-shim]Unknown
Source package: [kubevirt1.8]
Details (1)
1.8.4-5.1· x86_64 · tumbleweedUnknown · Fixed:
1.8.4-2.1Version impact unknown
nvd · kubevirt1.8 · opensuse · tumbleweed
- [kubevirt1.8-tests]Unknown
Source package: [kubevirt1.8]
Details (1)
1.8.4-5.1· x86_64 · tumbleweedUnknown · Fixed:
1.8.4-2.1Version impact unknown
nvd · kubevirt1.8 · opensuse · tumbleweed
- [kubevirt1.8-virt-api]Unknown
Source package: [kubevirt1.8]
Details (1)
1.8.4-5.1· x86_64 · tumbleweedUnknown · Fixed:
1.8.4-2.1Version impact unknown
nvd · kubevirt1.8 · opensuse · tumbleweed
- [kubevirt1.8-virt-controller]Unknown
Source package: [kubevirt1.8]
Details (1)
1.8.4-5.1· x86_64 · tumbleweedUnknown · Fixed:
1.8.4-2.1Version impact unknown
nvd · kubevirt1.8 · opensuse · tumbleweed
- [kubevirt1.8-virtctl]Unknown
Source package: [kubevirt1.8]
Details (1)
1.8.4-5.1· x86_64 · tumbleweedUnknown · Fixed:
1.8.4-2.1Version impact unknown
nvd · kubevirt1.8 · opensuse · tumbleweed
- [kubevirt1.8-virt-exportproxy]Unknown
Source package: [kubevirt1.8]
Details (1)
1.8.4-5.1· x86_64 · tumbleweedUnknown · Fixed:
1.8.4-2.1Version impact unknown
nvd · kubevirt1.8 · opensuse · tumbleweed
- [kubevirt1.8-virt-exportserver]Unknown
Source package: [kubevirt1.8]
Details (1)
1.8.4-5.1· x86_64 · tumbleweedUnknown · Fixed:
1.8.4-2.1Version impact unknown
nvd · kubevirt1.8 · opensuse · tumbleweed
- [kubevirt1.8-virt-handler]Unknown
Source package: [kubevirt1.8]
Details (1)
1.8.4-5.1· x86_64 · tumbleweedUnknown · Fixed:
1.8.4-2.1Version impact unknown
nvd · kubevirt1.8 · opensuse · tumbleweed
- [kubevirt1.8-virt-launcher]Unknown
Source package: [kubevirt1.8]
Details (1)
1.8.4-5.1· x86_64 · tumbleweedUnknown · Fixed:
1.8.4-2.1Version impact unknown
nvd · kubevirt1.8 · opensuse · tumbleweed
- [kubevirt1.8-virt-operator]Unknown
Source package: [kubevirt1.8]
Details (1)
1.8.4-5.1· x86_64 · tumbleweedUnknown · Fixed:
1.8.4-2.1Version impact unknown
nvd · kubevirt1.8 · opensuse · tumbleweed
Source package: [kubevirt1.8]
Details (1)
1.8.4-5.1· x86_64 · tumbleweedUnknown · Fixed:
1.8.4-2.1Version impact unknown
nvd · kubevirt1.8 · opensuse · tumbleweed
Source package: [kubevirt1.8]
Details (1)
1.8.4-5.1· x86_64 · tumbleweedUnknown · Fixed:
1.8.4-2.1Version impact unknown
nvd · kubevirt1.8 · opensuse · tumbleweed
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2026_22193-1.json]
- [https://nvd.nist.gov/vuln/detail/CVE-2026-27136]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-27136]
- [https://osv.dev/vulnerability/GO-2026-5030]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2026-27136]
- [https://osv.dev/vulnerability/openSUSE-SU-2026:11314-1]
- [https://security-tracker.debian.org/tracker/CVE-2026-27136]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-27136.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1653.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]