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CVE-2026-25680

CVE-2026-25680 · Invoking denial of service when parsing arbitrary HTML in golang.org/x/net/html

This page contains facts from public vulnerability sources. Check the original advisory before updating.

Parsing arbitrary HTML can consume excessive CPU time, possibly leading to denial of service.

CVSS 6.5 · Medium · EPSS 0.3% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • golang.org/x/net/html

    Versions
    • ≥ 0, < 0.55.0: Affected (semver)

    Update to 0.55.0

  • golang-golang-x-net Debian:12

    Versions
    • 1:0.10.0-1
    • 1:0.11.0-1
    • 1:0.14.0-1
    • 1:0.15.0-1
    • 1:0.15.0-2
    • 1:0.17.0+dfsg-1
    • 1:0.19.0+dfsg-1
    • 1:0.20.0+dfsg-1
    • 1:0.21.0+dfsg-1
    • 1:0.22.0+dfsg-1
    • 1:0.23.0+dfsg-1
    • 1:0.24.0+dfsg-1
    • 1:0.25.0+dfsg-1
    • 1:0.26.0+dfsg-1
    • 1:0.26.0+dfsg-2
    • 1:0.27.0-1
    • 1:0.27.0-2
    • 1:0.47.0-1
    • 1:0.47.0-2
    • 1:0.53.0-1
    • 1:0.53.0-2
    • 1:0.53.0-2~bpo13+1
    • 1:0.55.0-1
    • 1:0.56.0-1
    • 1:0.57.0-1
    • 1:0.58.0-1
    • 1:0.7.0+dfsg-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-golang-x-net Debian:13

    Versions
    • 1:0.27.0-2
    • 1:0.47.0-1
    • 1:0.47.0-2
    • 1:0.53.0-1
    • 1:0.53.0-2
    • 1:0.53.0-2~bpo13+1
    • 1:0.55.0-1
    • 1:0.56.0-1
    • 1:0.57.0-1
    • 1:0.58.0-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-golang-x-net Debian:14

    Versions
    • 1:0.27.0-2
    • 1:0.47.0-1
    • 1:0.47.0-2
    • 1:0.53.0-1
    • 1:0.53.0-2
    • 1:0.53.0-2~bpo13+1
    Affected ranges
    • ECOSYSTEM: < 1:0.55.0-1

    Update to 1:0.55.0-1

  • golang-golang-x-net-dev Ubuntu:Pro:16.04:LTS

    Versions
    • 0.0+git20150226.3d87fd6-3
    • 0.0+git20151007.b846920+dfsg-1
    • 1:0.0+git20150817.66f0418-1
    • 1:0.0+git20160110.4fd4a9f-1
    • 1:0.0+git20160110.4fd4a9f-1ubuntu0.1~esm1
    • 1:0.0+git20160110.4fd4a9f-1ubuntu0.1~esm2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-golang-x-net-dev Ubuntu:Pro:18.04:LTS

    Versions
    • 1:0.0+git20170629.c81e7f2+dfsg-1ubuntu1
    • 1:0.0+git20170629.c81e7f2+dfsg-1ubuntu2
    • 1:0.0+git20170629.c81e7f2+dfsg-2
    • 1:0.0+git20170629.c81e7f2+dfsg-2ubuntu0.1~esm1
    • 1:0.0+git20170629.c81e7f2+dfsg-2ubuntu0.1~esm2
    • 1:0.0+git20170629.c81e7f2+dfsg-2ubuntu0.1~esm3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-golang-x-net-dev Ubuntu:Pro:20.04:LTS

    Versions
    • 1:0.0+git20190811.74dc4d7+dfsg-1
    • 1:0.0+git20190811.74dc4d7+dfsg-1ubuntu0.1~esm1
    • 1:0.0+git20190811.74dc4d7+dfsg-1ubuntu0.1~esm2
    • 1:0.0+git20190811.74dc4d7+dfsg-1ubuntu0.1~esm3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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