CVE-2026-27136
Invoking duplicate attributes can cause XSS in golang.org/x/net/html
CVE-2026-27136 is fixed in 43 products on 1 platform, first by DEBIAN-CVE-2026-27136, released May 22, 2026. It is not reported as exploited. Patch Radar priority: High.
High
CVSS
8.7
Moderate
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0022
13th percentile
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.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| alloy · opensuse-leap 16.0 | 1.17.0-160000.1.1 | OPENSUSE-SU-2026:21251-1 | Jul 7, 2026 |
| alloy · sles 15.7 | 1.17.1-150700.15.23.1 | SUSE-SU-2026:2824-1 | Jul 9, 2026 |
| alloy · sles 16.0 | 1.17.0-160000.1.1 | SUSE-SU-2026:22575-1 | Jul 7, 2026 |
| buildah · sles 15.6 | 1.35.5-150500.3.62.1 | SUSE-SU-2026:2733-1 | Jul 2, 2026 |
| buildah · sles 15.7 | 1.35.5-150500.3.62.1 | SUSE-SU-2026:2733-1 | Jul 2, 2026 |
| containerd · amzn 2023 | 2.2.4-1.amzn2023.0.2 | ALAS2023-2026-1847 | Jun 22, 2026 |
| containerd-debuginfo · amzn 2023 | 2.2.4-1.amzn2023.0.2 | ALAS2023-2026-1847 | Jun 22, 2026 |
| containerd-debugsource · amzn 2023 | 2.2.4-1.amzn2023.0.2 | ALAS2023-2026-1847 | Jun 22, 2026 |
| containerd-stress · amzn 2023 | 2.2.4-1.amzn2023.0.2 | ALAS2023-2026-1847 | Jun 22, 2026 |
| containerd-stress-debuginfo · amzn 2023 | 2.2.4-1.amzn2023.0.2 | ALAS2023-2026-1847 | Jun 22, 2026 |
| containerized-data-importer · sles 15.7 | 1.64.0-150700.9.14.1 | SUSE-SU-2026:4209-1 | Sep 16, 2026 |
| containerized-data-importer1.65 · opensuse-leap 16.0 | 1.65.0-160000.3.1 | OPENSUSE-SU-2026:21824-1 | Sep 9, 2026 |
| cosign · opensuse-leap 16.0 | 3.1.1-160000.1.1 | OPENSUSE-SU-2026:21281-1 | Jul 10, 2026 |
| cosign · sles 15.6 | 3.1.1-150400.3.45.1 | SUSE-SU-2026:2827-1 | Jul 9, 2026 |
| cosign · sles 15.7 | 3.1.1-150400.3.45.1 | SUSE-SU-2026:2827-1 | Jul 9, 2026 |
| cosign · sles 16.0 | 3.1.1-160000.1.1 | SUSE-SU-2026:22613-1 | Jul 10, 2026 |
| credentials-fetcher · amzn 2023 | 2.0.3-1.amzn2023.0.1 | ALAS2023-2026-1885 | Jun 22, 2026 |
| docker · amzn 2023 | 25.0.16-1.amzn2023.0.2 | ALAS2023-2026-1835 | Jun 11, 2026 |
| docker-debuginfo · amzn 2023 | 25.0.16-1.amzn2023.0.2 | ALAS2023-2026-1835 | Jun 11, 2026 |
| docker-debugsource · amzn 2023 | 25.0.16-1.amzn2023.0.2 | ALAS2023-2026-1835 | Jun 11, 2026 |
| ecs-init · amzn 2023 | 1.105.0-1.amzn2023 | ALAS2023-2026-1902 | Jul 6, 2026 |
| flightctl · RHEL 10 | 1.1.4-1.el10em | RHSA-2026:68334 | Sep 17, 2026 |
| glab · opensuse-leap 16.0 | 1.114.0-bp160.1.1 | OPENSUSE-SU-2026:21662-1 | Aug 26, 2026 |
| golang-golang-x-net · Debian 14 | 1:0.55.0-1 | DEBIAN-CVE-2026-27136 | May 22, 2026 |
| govulncheck-vulndb · opensuse-leap 16.0 | 0.0.20260723T184607-160000.1.1 | OPENSUSE-SU-2026:21483-1 | Jul 30, 2026 |
| grafana · RHEL 10 | 10.2.6-26.el10_0 | RHSA-2026:67517 | Jul 6, 2026 |
| grafana · opensuse-leap 16.0 | 11.6.14+security04-bp160.2.1 | OPENSUSE-SU-2026:20984-1 | Jun 15, 2026 |
| grafana · sles 15.7 | 12.4.5-150200.3.91.1 | SUSE-SU-2026:3718-1 | Aug 24, 2026 |
| hauler · opensuse-leap 16.0 | 2.0.1-bp160.1.1 | OPENSUSE-SU-2026:21262-1 | Jul 6, 2026 |
| image-builder · RHEL 10 | 52.1-2.el10_2 | RHSA-2026:67139 | Jun 4, 2026 |
| image-builder · RHEL 9 | 0:52.1-2.el9_8 | RHSA-2026:67138 | Sep 19, 2026 |
| image-builder · ol 10 | 0:72.0.0-1.0.3.el10 | ELSA-2026-67139-0 | Sep 17, 2026 |
| image-builder · ol 9 | 0:72.0.0-1.0.3.el9 | ELSA-2026-67138-0 | Sep 17, 2026 |
| image-builder · rocky 10 | 0:52.1-2.el10_2.rocky.0.1 | RLSA-2026:67139 | Sep 15, 2026 |
| image-builder · rocky 9 | 0:52.1-2.el9_8 | RLSA-2026:67138 | Sep 15, 2026 |
| kubevirt · sles 15.7 | 1.7.4-150700.3.30.1 | SUSE-SU-2026:3203-1 | Jul 23, 2026 |
| kubevirt-1.6 · sles 15.7 | 1.6.6-150700.15.17.1 | SUSE-SU-2026:3630-1 | Aug 17, 2026 |
| kubevirt1.8 · opensuse-leap 16.0 | 1.8.4-160000.1.1 | OPENSUSE-SU-2026:21590-1 | Aug 18, 2026 |
| lux · opensuse-leap 16.0 | 0.24.1-bp160.1.1 | OPENSUSE-SU-2026:21367-1 | Jul 17, 2026 |
| mcphost · opensuse-leap 16.0 | 0.34.0-160000.2.1 | OPENSUSE-SU-2026:21120-1 | Jun 20, 2026 |
| mcphost · sles 16.0 | 0.34.0-160000.2.1 | SUSE-SU-2026:22193-1 | Jun 20, 2026 |
| neonmodem · opensuse-leap 16.0 | 1.0.7+git0.346d1d3-bp160.1.1 | OPENSUSE-SU-2026:20963-1 | Jun 12, 2026 |
| nerdctl · amzn 2023 | 2.2.2-1.amzn2023.0.3 | ALAS2023-2026-1788 | Jun 8, 2026 |
| opentelemetry-collector · RHEL 10 | 0.152.1-1.el10_0 | RHSA-2026:53413 | Jul 2, 2026 |
| osbuild-composer · RHEL 10 | 134.1-10.el10_0 | RHSA-2026:63134 | Jun 26, 2026 |
| osbuild-composer · RHEL 9 | 0:165.1-5.el9_8 | RHSA-2026:69293 | Sep 22, 2026 |
| osbuild-composer · almalinux 10 | 165.1-5.el10_2.alma.1 | ALSA-2026:66432 | Sep 10, 2026 |
| osbuild-composer · almalinux 9 | 165.1-5.el9_8.alma.1 | ALSA-2026:69293 | Sep 21, 2026 |
| osbuild-composer · ol 10 | 0:176-1.0.3.el10_2 | ELSA-2026-66432-0 | Sep 14, 2026 |
| osbuild-composer · ol 9 | 0:175-1.0.2.el9_8 | ELSA-2026-69293 | Nov 7, 2026 |
| osbuild-composer · rocky 10 | 0:165.1-5.el10_2.rocky.0.1 | RLSA-2026:66432 | Sep 11, 2026 |
| osbuild-composer · rocky 9 | 0:165.1-5.el9_8.rocky.0.1 | RLSA-2026:69293 | Sep 22, 2026 |
| osbuild-composer-core · RHEL 9 | 0:165.1-5.el9_8 | RHSA-2026:69293 | Sep 22, 2026 |
| osbuild-composer-core · almalinux 10 | 165.1-5.el10_2.alma.1 | ALSA-2026:66432 | Sep 10, 2026 |
| osbuild-composer-core · almalinux 9 | 165.1-5.el9_8.alma.1 | ALSA-2026:69293 | Sep 21, 2026 |
| osbuild-composer-core · ol 10 | 0:176-1.0.3.el10_2 | ELSA-2026-66432-0 | Sep 14, 2026 |
| osbuild-composer-core · ol 9 | 0:175-1.0.2.el9_8 | ELSA-2026-69293 | Nov 7, 2026 |
| osbuild-composer-worker · RHEL 9 | 0:165.1-5.el9_8 | RHSA-2026:69293 | Sep 22, 2026 |
| osbuild-composer-worker · almalinux 10 | 165.1-5.el10_2.alma.1 | ALSA-2026:66432 | Sep 10, 2026 |
| osbuild-composer-worker · almalinux 9 | 165.1-5.el9_8.alma.1 | ALSA-2026:69293 | Sep 21, 2026 |
| osbuild-composer-worker · ol 10 | 0:176-1.0.3.el10_2 | ELSA-2026-66432-0 | Sep 14, 2026 |
| osbuild-composer-worker · ol 9 | 0:175-1.0.2.el9_8 | ELSA-2026-69293 | Nov 7, 2026 |
| podman · RHEL 10 | 5.8.2-4.el10_2 | RHSA-2026:37072 | Jul 9, 2026 |
| podman · RHEL 9 | 6:5.8.2-4.el9_8 | RHSA-2026:37123 | Jul 10, 2026 |
| podman · almalinux 9 | 6:5.8.2-4.el9_8 | ALSA-2026:37123 | Jul 9, 2026 |
| podman · ol 10 | 7:5.8.2-5.0.1.el10_2 | ELSA-2026-37072 | Jul 23, 2026 |
| podman · ol 9 | 6:5.8.2-4.0.1.el9_8 | ELSA-2026-37123 | Jul 10, 2026 |
| podman · rocky 10 | 7:5.8.2-4.el10_2 | RLSA-2026:37072 | Jul 10, 2026 |
| podman · rocky 9 | 6:5.8.2-4.el9_8 | RLSA-2026:37123 | Jul 10, 2026 |
| podman-docker · RHEL 9 | 6:5.8.2-4.el9_8 | RHSA-2026:37123 | Jul 10, 2026 |
| podman-docker · almalinux 9 | 6:5.8.2-4.el9_8 | ALSA-2026:37123 | Jul 9, 2026 |
| podman-docker · ol 10 | 7:5.8.2-5.0.1.el10_2 | ELSA-2026-37072 | Jul 23, 2026 |
| podman-docker · ol 9 | 6:5.8.2-4.0.1.el9_8 | ELSA-2026-37123 | Jul 10, 2026 |
| podman-plugins · RHEL 9 | 6:5.8.2-4.el9_8 | RHSA-2026:37123 | Jul 10, 2026 |
| podman-plugins · almalinux 9 | 6:5.8.2-4.el9_8 | ALSA-2026:37123 | Jul 9, 2026 |
| podman-plugins · ol 9 | 6:5.8.2-4.0.1.el9_8 | ELSA-2026-37123 | Jul 10, 2026 |
| podman-remote · RHEL 9 | 6:5.8.2-4.el9_8 | RHSA-2026:37123 | Jul 10, 2026 |
| podman-remote · almalinux 9 | 6:5.8.2-4.el9_8 | ALSA-2026:37123 | Jul 9, 2026 |
| podman-remote · ol 10 | 7:5.8.2-5.0.1.el10_2 | ELSA-2026-37072 | Jul 23, 2026 |
| podman-remote · ol 9 | 6:5.8.2-4.0.1.el9_8 | ELSA-2026-37123 | Jul 10, 2026 |
| podman-tests · RHEL 9 | 6:5.8.2-4.el9_8 | RHSA-2026:37123 | Jul 10, 2026 |
| podman-tests · almalinux 9 | 6:5.8.2-4.el9_8 | ALSA-2026:37123 | Jul 9, 2026 |
| podman-tests · ol 10 | 7:5.8.2-5.0.1.el10_2 | ELSA-2026-37072 | Jul 23, 2026 |
| podman-tests · ol 9 | 6:5.8.2-4.0.1.el9_8 | ELSA-2026-37123 | Jul 10, 2026 |
| rclone · opensuse-leap 16.0 | 1.74.4-bp160.1.1 | OPENSUSE-SU-2026:21436-1 | Jul 22, 2026 |
| receptor · RHEL 10 | 1.6.6-1.el10ap | RHSA-2026:42080 | Jun 2, 2026 |
| runfinch-finch · amzn 2023 | 1.17.1-1.amzn2023.0.3 | ALAS2023-2026-1886 | Jun 22, 2026 |
| soci-snapshotter · amzn 2023 | 0.14.1-1.amzn2023.0.1 | ALAS2023-2026-1884 | Jun 22, 2026 |
| trivy · opensuse-leap 16.0 | 0.71.0-160000.1.1 | OPENSUSE-SU-2026:20956-1 | Jun 11, 2026 |
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