CVE-2026-6734

nodejs: Node.js is a software development platform for building fast and scalable network applications in the JavaScript prog...

CVE-2026-6734 is fixed in 20 products on 1 platform, first by DEBIAN-CVE-2026-6734, released June 28, 2026. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
8.8
important
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0035
28th percentile

Node.js is a software development platform for building fast and scalable network applications in the JavaScript programming language. Security Fix(es): * ip-address: ip-address: Cross-site scripting via improper HTML escaping of untrusted input (CVE-2026-42338) * undici: undici: Denial of Service due to unbounded memory growth via WebSocket frames (CVE-2026-12151) * undici: Undici: Information disclosure due to improper cache-control header parsing (CVE-2026-9678) * undici: Undici: Response queue poisoning on reused keep-alive sockets can lead to incorrect response delivery. (CVE-2026-6733) * undici: undici: Weakening of cookie SameSite policy due to incorrect parsing of Set-Cookie header (CVE-2026-11525) * undici: undici: Man-in-the-Middle attack via ignored TLS options with SOCKS5 proxy (CVE-2026-9697) * undici: undici: Information disclosure and data integrity issues due to incorrect Socks5ProxyAgent connection routing (CVE-2026-6734) * nodejs: Node.js: Denial of Service via unlimited HTTP/2 ORIGIN frames (CVE-2026-48619) * nodejs: Node.js: Silent authority rebinding due to embedded-nul hostnames in TLS handling (CVE-2026-48930) * nodejs: Node.js: Unauthorized file metadata modification (CVE-2026-48935) * nodejs: Node.js WebCrypto: Denial of Service via large input to subtle.encrypt() (CVE-2026-48933) * nodejs: Node.js: Certification validation bypass in TLS host verification (CVE-2026-48934) * Node.js: Node.js: Trust-policy bypass due to hostname matching inconsistency (CVE-2026-48928) * nodejs: Node.js: Information disclosure of proxy credentials via proxy tunnel error handling (CVE-2026-48615) * nodejs: Node.js: Authentication bypass due to TLS hostname handling and unicode dot separator mismatch (CVE-2026-48618) Bug Fix(es) and Enhancement(s): * nodejs:24/nodejs: Rebase to the latest Node.js 24 release [almalinux-9.8.z] (JIRA:AlmaLinux-186580) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Where it's fixed

ProductFixed inFixReleased
Linux
node-undici · Debian 14 8.5.0+dfsg+~cs3.2.0-1 DEBIAN-CVE-2026-6734 Jun 28, 2026
nodejs · RHEL 8 1:24.18.0-1.module+el8.10.0+24481+7a71fac8 RHSA-2026:39868 Jul 18, 2026
nodejs · RHEL 9 1:24.18.0-1.module+el9.8.0+24456+b244c3b4 RHSA-2026:35891 Jul 7, 2026
nodejs · almalinux 8 1:24.18.0-1.module_el8.10.0+4228+2938bc94 ALSA-2026:39868 Jul 15, 2026
nodejs · almalinux 9 1:24.18.0-1.module_el9.8.0+277+61fc613e ALSA-2026:35891 Jul 6, 2026
nodejs · ol 8 1:24.18.0-1.module+el8.10.0+90961+a86f8457 ELSA-2026-39868 Jul 20, 2026
nodejs · ol 9 1:24.18.0-1.module+el9.8.0+90946+13dc792a ELSA-2026-35891 Jul 7, 2026
nodejs · rocky 8 1:24.18.0-1.module+el8.10.0+40252+a58646bc RLSA-2026:39868 Jul 16, 2026
nodejs-devel · RHEL 8 1:24.18.0-1.module+el8.10.0+24481+7a71fac8 RHSA-2026:39868 Jul 18, 2026
nodejs-devel · RHEL 9 1:24.18.0-1.module+el9.8.0+24456+b244c3b4 RHSA-2026:35891 Jul 7, 2026
nodejs-devel · almalinux 8 1:24.18.0-1.module_el8.10.0+4228+2938bc94 ALSA-2026:39868 Jul 15, 2026
nodejs-devel · almalinux 9 1:24.18.0-1.module_el9.8.0+277+61fc613e ALSA-2026:35891 Jul 6, 2026
nodejs-devel · ol 8 1:24.18.0-1.module+el8.10.0+90961+a86f8457 ELSA-2026-39868 Jul 20, 2026
nodejs-devel · ol 9 1:24.18.0-1.module+el9.8.0+90946+13dc792a ELSA-2026-35891 Jul 7, 2026
nodejs-docs · RHEL 8 1:24.18.0-1.module+el8.10.0+24481+7a71fac8 RHSA-2026:39868 Jul 18, 2026
nodejs-docs · RHEL 9 1:24.18.0-1.module+el9.8.0+24456+b244c3b4 RHSA-2026:35891 Jul 7, 2026
nodejs-docs · almalinux 8 1:24.18.0-1.module_el8.10.0+4228+2938bc94 ALSA-2026:39868 Jul 15, 2026
nodejs-docs · almalinux 9 1:24.18.0-1.module_el9.8.0+277+61fc613e ALSA-2026:35891 Jul 6, 2026
nodejs-docs · ol 8 1:24.18.0-1.module+el8.10.0+90961+a86f8457 ELSA-2026-39868 Jul 20, 2026
nodejs-docs · ol 9 1:24.18.0-1.module+el9.8.0+90946+13dc792a ELSA-2026-35891 Jul 7, 2026
nodejs-full-i18n · RHEL 8 1:24.18.0-1.module+el8.10.0+24481+7a71fac8 RHSA-2026:39868 Jul 18, 2026
nodejs-full-i18n · RHEL 9 1:24.18.0-1.module+el9.8.0+24456+b244c3b4 RHSA-2026:35891 Jul 7, 2026
nodejs-full-i18n · almalinux 8 1:24.18.0-1.module_el8.10.0+4228+2938bc94 ALSA-2026:39868 Jul 15, 2026
nodejs-full-i18n · almalinux 9 1:24.18.0-1.module_el9.8.0+277+61fc613e ALSA-2026:35891 Jul 6, 2026
nodejs-full-i18n · ol 8 1:24.18.0-1.module+el8.10.0+90961+a86f8457 ELSA-2026-39868 Jul 20, 2026
nodejs-full-i18n · ol 9 1:24.18.0-1.module+el9.8.0+90946+13dc792a ELSA-2026-35891 Jul 7, 2026
nodejs-libs · RHEL 8 1:24.18.0-1.module+el8.10.0+24481+7a71fac8 RHSA-2026:39868 Jul 18, 2026
nodejs-libs · RHEL 9 1:24.18.0-1.module+el9.8.0+24456+b244c3b4 RHSA-2026:35891 Jul 7, 2026
nodejs-libs · almalinux 8 1:24.18.0-1.module_el8.10.0+4228+2938bc94 ALSA-2026:39868 Jul 15, 2026
nodejs-libs · almalinux 9 1:24.18.0-1.module_el9.8.0+277+61fc613e ALSA-2026:35891 Jul 6, 2026
nodejs-libs · ol 8 1:24.18.0-1.module+el8.10.0+90961+a86f8457 ELSA-2026-39868 Jul 20, 2026
nodejs-libs · ol 9 1:24.18.0-1.module+el9.8.0+90946+13dc792a ELSA-2026-35891 Jul 7, 2026
nodejs-nodemon · RHEL 8 0:3.0.3-1.module+el8.10.0+24190+49a46c75 RHSA-2026:39868 Jul 18, 2026
nodejs-nodemon · RHEL 9 0:3.0.3-3.module+el9.8.0+24355+35d95b59 RHSA-2026:35891 Jul 7, 2026
nodejs-nodemon · almalinux 8 3.0.3-1.module_el8.10.0+4061+f8ceeab9 ALSA-2026:39868 Jul 15, 2026
nodejs-nodemon · almalinux 9 3.0.3-3.module_el9.7.0+209+ecf6523e ALSA-2026:35891 Jul 6, 2026
nodejs-nodemon · ol 8 0:3.0.3-1.module+el8.10.0+90961+a86f8457 ELSA-2026-39868 Jul 20, 2026
nodejs-nodemon · ol 9 0:3.0.3-3.module+el9.8.0+90946+13dc792a ELSA-2026-35891 Jul 7, 2026
nodejs-nodemon · rocky 8 0:3.0.3-1.module+el8.10.0+2084+ab509703 RLSA-2026:39868 Jul 16, 2026
nodejs-nodemon · rocky 9 0:3.0.3-3.module+el9.7.0+40025+0e0cf6b2 RLSA-2026:35891 Jul 7, 2026
nodejs-packaging · RHEL 8 0:2021.06-6.module+el8.10.0+24190+49a46c75 RHSA-2026:39868 Jul 18, 2026
nodejs-packaging · RHEL 9 0:2021.06-6.module+el9.8.0+24355+35d95b59 RHSA-2026:35891 Jul 7, 2026
nodejs-packaging · almalinux 8 2021.06-6.module_el8.10.0+4086+70facd4a ALSA-2026:39868 Jul 15, 2026
nodejs-packaging · almalinux 9 2021.06-6.module_el9.7.0+209+ecf6523e ALSA-2026:35891 Jul 6, 2026
nodejs-packaging · ol 8 0:2021.06-6.module+el8.10.0+90961+a86f8457 ELSA-2026-39868 Jul 20, 2026
nodejs-packaging · ol 9 0:2021.06-6.module+el9.8.0+90946+13dc792a ELSA-2026-35891 Jul 7, 2026
nodejs-packaging · rocky 8 0:2021.06-6.module+el8.10.0+40171+8fa9c325 RLSA-2026:39868 Jul 16, 2026
nodejs-packaging · rocky 9 0:2021.06-6.module+el9.7.0+40153+4d595597 RLSA-2026:35891 Jul 7, 2026
nodejs-packaging-bundler · RHEL 8 0:2021.06-6.module+el8.10.0+24190+49a46c75 RHSA-2026:39868 Jul 18, 2026
nodejs-packaging-bundler · RHEL 9 0:2021.06-6.module+el9.8.0+24355+35d95b59 RHSA-2026:35891 Jul 7, 2026
nodejs-packaging-bundler · almalinux 8 2021.06-6.module_el8.10.0+4086+70facd4a ALSA-2026:39868 Jul 15, 2026
nodejs-packaging-bundler · almalinux 9 2021.06-6.module_el9.7.0+209+ecf6523e ALSA-2026:35891 Jul 6, 2026
nodejs-packaging-bundler · ol 8 0:2021.06-6.module+el8.10.0+90961+a86f8457 ELSA-2026-39868 Jul 20, 2026
nodejs-packaging-bundler · ol 9 0:2021.06-6.module+el9.8.0+90946+13dc792a ELSA-2026-35891 Jul 7, 2026
nodejs24 · RHEL 10 24.18.0-1.el10_2 RHSA-2026:35841 Jul 6, 2026
nodejs24 · almalinux 10 1:24.18.0-1.el10_2 ALSA-2026:35841 Jul 6, 2026
nodejs24 · amzn 2023 1:24.18.0-1.amzn2023.0.1 ALAS2023-2026-1920 Jul 6, 2026
nodejs24 · ol 10 1:24.18.0-1.0.1.el10_2 ELSA-2026-35841 Jul 16, 2026
nodejs24 · rocky 10 1:24.18.0-1.el10_2 RLSA-2026:35841 Jul 10, 2026
nodejs24-debuginfo · amzn 2023 1:24.18.0-1.amzn2023.0.1 ALAS2023-2026-1920 Jul 6, 2026
nodejs24-debugsource · amzn 2023 1:24.18.0-1.amzn2023.0.1 ALAS2023-2026-1920 Jul 6, 2026
nodejs24-devel · almalinux 10 1:24.18.0-1.el10_2 ALSA-2026:35841 Jul 6, 2026
nodejs24-devel · amzn 2023 1:24.18.0-1.amzn2023.0.1 ALAS2023-2026-1920 Jul 6, 2026
nodejs24-devel · ol 10 1:24.18.0-1.0.1.el10_2 ELSA-2026-35841 Jul 16, 2026
nodejs24-docs · almalinux 10 1:24.18.0-1.el10_2 ALSA-2026:35841 Jul 6, 2026
nodejs24-docs · amzn 2023 1:24.18.0-1.amzn2023.0.1 ALAS2023-2026-1920 Jul 6, 2026
nodejs24-docs · ol 10 1:24.18.0-1.0.1.el10_2 ELSA-2026-35841 Jul 16, 2026
nodejs24-full-i18n · almalinux 10 1:24.18.0-1.el10_2 ALSA-2026:35841 Jul 6, 2026
nodejs24-full-i18n · amzn 2023 1:24.18.0-1.amzn2023.0.1 ALAS2023-2026-1920 Jul 6, 2026
nodejs24-full-i18n · ol 10 1:24.18.0-1.0.1.el10_2 ELSA-2026-35841 Jul 16, 2026
nodejs24-libs · almalinux 10 1:24.18.0-1.el10_2 ALSA-2026:35841 Jul 6, 2026
nodejs24-libs · amzn 2023 1:24.18.0-1.amzn2023.0.1 ALAS2023-2026-1920 Jul 6, 2026
nodejs24-libs · ol 10 1:24.18.0-1.0.1.el10_2 ELSA-2026-35841 Jul 16, 2026
nodejs24-libs-debuginfo · amzn 2023 1:24.18.0-1.amzn2023.0.1 ALAS2023-2026-1920 Jul 6, 2026
nodejs24-npm · almalinux 10 1:11.16.0-1.24.18.0.1.el10_2 ALSA-2026:35841 Jul 6, 2026
nodejs24-npm · amzn 2023 1:11.16.0-1.24.18.0.1.amzn2023.0.1 ALAS2023-2026-1920 Jul 6, 2026
nodejs24-npm · ol 10 1:11.16.0-1.24.18.0.1.0.1.el10_2 ELSA-2026-35841 Jul 16, 2026
npm · RHEL 8 1:11.16.0-1.24.18.0.1.module+el8.10.0+24481+7a71fac8 RHSA-2026:39868 Jul 18, 2026
npm · RHEL 9 1:11.16.0-1.24.18.0.1.module+el9.8.0+24456+b244c3b4 RHSA-2026:35891 Jul 7, 2026
npm · almalinux 8 1:11.16.0-1.24.18.0.1.module_el8.10.0+4228+2938bc94 ALSA-2026:39868 Jul 15, 2026
npm · almalinux 9 1:11.16.0-1.24.18.0.1.module_el9.8.0+277+61fc613e ALSA-2026:35891 Jul 6, 2026
npm · ol 8 1:11.16.0-1.24.18.0.1.module+el8.10.0+90961+a86f8457 ELSA-2026-39868 Jul 20, 2026
npm · ol 9 1:11.16.0-1.24.18.0.1.module+el9.8.0+90946+13dc792a ELSA-2026-35891 Jul 7, 2026
v8-13.6-devel · RHEL 8 3:13.6.233.17-1.24.18.0.1.module+el8.10.0+24481+7a71fac8 RHSA-2026:39868 Jul 18, 2026
v8-13.6-devel · RHEL 9 3:13.6.233.17-1.24.18.0.1.module+el9.8.0+24456+b244c3b4 RHSA-2026:35891 Jul 7, 2026
v8-13.6-devel · almalinux 8 3:13.6.233.17-1.24.18.0.1.module_el8.10.0+4228+2938bc94 ALSA-2026:39868 Jul 15, 2026
v8-13.6-devel · almalinux 9 3:13.6.233.17-1.24.18.0.1.module_el9.8.0+277+61fc613e ALSA-2026:35891 Jul 6, 2026
v8-13.6-devel · amzn 2023 3:13.6.233.17-1.24.18.0.1.amzn2023.0.1 ALAS2023-2026-1920 Jul 6, 2026
v8-13.6-devel · ol 8 3:13.6.233.17-1.24.18.0.1.module+el8.10.0+90961+a86f8457 ELSA-2026-39868 Jul 20, 2026
v8-13.6-devel · ol 9 3:13.6.233.17-1.24.18.0.1.module+el9.8.0+90946+13dc792a ELSA-2026-35891 Jul 7, 2026

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