CVE-2026-48931
Node.js and 2 others: Time-of-check Time-of-use (TOCTOU) Race Condition
CVE-2026-48931 is fixed in 34 products on 2 platforms, first by Node.js 26.3.1, released June 17, 2026. It is not reported as exploited. Patch Radar priority: Routine.
RoutineFixed on 2 platforms
CVSS
3.7
low
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0032
25th percentile
A flaw in Node.js HTTP Agent can cause a client to accept as valid a response that is send before the client has sent the request. This vulnerability affects all supported release lines: **Node.js 22**, **Node.js 24**, and **Node.js 26**.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Windows apps | |||
| Node.js | 26.3.1 | Node.js 26.3.1 | Jun 17, 2026 |
| Node.js (LTS) | 24.17.0 | Node.js (LTS) 24.17.0 | Jun 17, 2026 |
| Node.js 22 | 22.23.0 | Node.js 22 22.23.0 | Jun 17, 2026 |
| Linux | |||
| nodejs · Debian 12.15 (bookworm) | 18.20.4+dfsg-1~deb12u3 | DEBIAN-CVE-2026-48931 | Jun 25, 2026 |
| nodejs · Debian 13.5 (trixie) | 20.19.2+dfsg-1+deb13u3 | DEBIAN-CVE-2026-48931 | Jun 25, 2026 |
| nodejs · Debian 14 | 24.17.0+dfsg+~cs24.13.2-1 | DEBIAN-CVE-2026-48931 | Jun 25, 2026 |
| nodejs · RHEL 8 | 1:22.23.1-1.module+el8.10.0+24500+8eb51621 | RHSA-2026:41947 | Jul 18, 2026 |
| nodejs · RHEL 9 | 1:22.23.1-1.module+el9.8.0+24457+996af7aa | RHSA-2026:35892 | Jul 7, 2026 |
| nodejs · almalinux 10 | 1:22.23.1-2.el10_2 | ALSA-2026:35842 | Jul 6, 2026 |
| nodejs · almalinux 8 | 1:22.23.1-1.module_el8.10.0+4231+1bf2f855 | ALSA-2026:41947 | Jul 20, 2026 |
| nodejs · almalinux 9 | 1:22.23.1-1.module_el9.8.0+276+8b329b47 | ALSA-2026:35892 | Jul 6, 2026 |
| nodejs-devel · RHEL 8 | 1:22.23.1-1.module+el8.10.0+24500+8eb51621 | RHSA-2026:41947 | Jul 18, 2026 |
| nodejs-devel · RHEL 9 | 1:22.23.1-1.module+el9.8.0+24457+996af7aa | RHSA-2026:35892 | Jul 7, 2026 |
| nodejs-devel · almalinux 10 | 1:22.23.1-2.el10_2 | ALSA-2026:35842 | Jul 6, 2026 |
| nodejs-devel · almalinux 8 | 1:22.23.1-1.module_el8.10.0+4231+1bf2f855 | ALSA-2026:41947 | Jul 20, 2026 |
| nodejs-devel · almalinux 9 | 1:22.23.1-1.module_el9.8.0+276+8b329b47 | ALSA-2026:35892 | Jul 6, 2026 |
| nodejs-docs · RHEL 8 | 1:22.23.1-1.module+el8.10.0+24500+8eb51621 | RHSA-2026:41947 | Jul 18, 2026 |
| nodejs-docs · RHEL 9 | 1:22.23.1-1.module+el9.8.0+24457+996af7aa | RHSA-2026:35892 | Jul 7, 2026 |
| nodejs-docs · almalinux 10 | 1:22.23.1-2.el10_2 | ALSA-2026:35842 | Jul 6, 2026 |
| nodejs-docs · almalinux 8 | 1:22.23.1-1.module_el8.10.0+4231+1bf2f855 | ALSA-2026:41947 | Jul 20, 2026 |
| nodejs-docs · almalinux 9 | 1:22.23.1-1.module_el9.8.0+276+8b329b47 | ALSA-2026:35892 | Jul 6, 2026 |
| nodejs-full-i18n · RHEL 8 | 1:22.23.1-1.module+el8.10.0+24500+8eb51621 | RHSA-2026:41947 | Jul 18, 2026 |
| nodejs-full-i18n · RHEL 9 | 1:22.23.1-1.module+el9.8.0+24457+996af7aa | RHSA-2026:35892 | Jul 7, 2026 |
| nodejs-full-i18n · almalinux 10 | 1:22.23.1-2.el10_2 | ALSA-2026:35842 | Jul 6, 2026 |
| nodejs-full-i18n · almalinux 8 | 1:22.23.1-1.module_el8.10.0+4231+1bf2f855 | ALSA-2026:41947 | Jul 20, 2026 |
| nodejs-full-i18n · almalinux 9 | 1:22.23.1-1.module_el9.8.0+276+8b329b47 | ALSA-2026:35892 | Jul 6, 2026 |
| nodejs-libs · RHEL 8 | 1:22.23.1-1.module+el8.10.0+24500+8eb51621 | RHSA-2026:41947 | Jul 18, 2026 |
| nodejs-libs · RHEL 9 | 1:22.23.1-1.module+el9.8.0+24457+996af7aa | RHSA-2026:35892 | Jul 7, 2026 |
| nodejs-libs · almalinux 10 | 1:22.23.1-2.el10_2 | ALSA-2026:35842 | Jul 6, 2026 |
| nodejs-libs · almalinux 8 | 1:22.23.1-1.module_el8.10.0+4231+1bf2f855 | ALSA-2026:41947 | Jul 20, 2026 |
| nodejs-libs · almalinux 9 | 1:22.23.1-1.module_el9.8.0+276+8b329b47 | ALSA-2026:35892 | Jul 6, 2026 |
| nodejs-nodemon · RHEL 8 | 0:3.0.1-1.module+el8.10.0+24500+8eb51621 | RHSA-2026:41947 | Jul 18, 2026 |
| nodejs-nodemon · RHEL 9 | 0:3.0.1-1.module+el9.8.0+24156+bb41d456 | RHSA-2026:35892 | Jul 7, 2026 |
| nodejs-nodemon · almalinux 8 | 3.0.1-1.module_el8.10.0+3956+47c9ee9f | ALSA-2026:41947 | Jul 20, 2026 |
| nodejs-nodemon · almalinux 9 | 3.0.1-1.module_el9.7.0+208+fb06c0ab | ALSA-2026:35892 | Jul 6, 2026 |
| nodejs-npm · almalinux 10 | 1:10.9.8-1.22.23.1.2.el10_2 | ALSA-2026:35842 | Jul 6, 2026 |
| nodejs-packaging · RHEL 8 | 0:2021.06-6.module+el8.10.0+24500+8eb51621 | RHSA-2026:41947 | Jul 18, 2026 |
| nodejs-packaging · RHEL 9 | 0:2021.06-6.module+el9.8.0+24156+bb41d456 | RHSA-2026:35892 | Jul 7, 2026 |
| nodejs-packaging · almalinux 8 | 2021.06-6.module_el8.10.0+4158+e796f37f | ALSA-2026:41947 | Jul 20, 2026 |
| nodejs-packaging · almalinux 9 | 2021.06-6.module_el9.7.0+227+12323393 | ALSA-2026:35892 | Jul 6, 2026 |
| nodejs-packaging-bundler · RHEL 8 | 0:2021.06-6.module+el8.10.0+24500+8eb51621 | RHSA-2026:41947 | Jul 18, 2026 |
| nodejs-packaging-bundler · RHEL 9 | 0:2021.06-6.module+el9.8.0+24156+bb41d456 | RHSA-2026:35892 | Jul 7, 2026 |
| nodejs-packaging-bundler · almalinux 8 | 2021.06-6.module_el8.10.0+4158+e796f37f | ALSA-2026:41947 | Jul 20, 2026 |
| nodejs-packaging-bundler · almalinux 9 | 2021.06-6.module_el9.7.0+227+12323393 | ALSA-2026:35892 | Jul 6, 2026 |
| nodejs20 · sles 15.6 | 20.20.2-150600.3.21.1 | SUSE-SU-2026:3929-1 | Sep 3, 2026 |
| nodejs22 · RHEL 10 | 22.23.1-2.el10_0 | RHSA-2026:39246 | Jul 6, 2026 |
| nodejs22 · amzn 2023 | 1:22.23.1-1.amzn2023.0.1 | ALAS2023-2026-1921 | Jul 6, 2026 |
| nodejs22 · opensuse-leap 16.0 | 22.23.0-160000.1.1 | OPENSUSE-SU-2026:21058-1 | Jun 25, 2026 |
| nodejs22 · sles 15.6 | 22.23.0-150600.13.18.1 | SUSE-SU-2026:2647-1 | Jun 26, 2026 |
| nodejs22 · sles 15.7 | 22.23.0-150700.3.12.1 | SUSE-SU-2026:2695-1 | Jun 30, 2026 |
| nodejs22 · sles 16.0 | 22.23.0-160000.1.1 | SUSE-SU-2026:22368-1 | Jun 25, 2026 |
| nodejs22-debuginfo · amzn 2023 | 1:22.23.1-1.amzn2023.0.1 | ALAS2023-2026-1921 | Jul 6, 2026 |
| nodejs22-debugsource · amzn 2023 | 1:22.23.1-1.amzn2023.0.1 | ALAS2023-2026-1921 | Jul 6, 2026 |
| nodejs22-devel · amzn 2023 | 1:22.23.1-1.amzn2023.0.1 | ALAS2023-2026-1921 | Jul 6, 2026 |
| nodejs22-docs · amzn 2023 | 1:22.23.1-1.amzn2023.0.1 | ALAS2023-2026-1921 | Jul 6, 2026 |
| nodejs22-full-i18n · amzn 2023 | 1:22.23.1-1.amzn2023.0.1 | ALAS2023-2026-1921 | Jul 6, 2026 |
| nodejs22-libs · amzn 2023 | 1:22.23.1-1.amzn2023.0.1 | ALAS2023-2026-1921 | Jul 6, 2026 |
| nodejs22-libs-debuginfo · amzn 2023 | 1:22.23.1-1.amzn2023.0.1 | ALAS2023-2026-1921 | Jul 6, 2026 |
| nodejs22-npm · amzn 2023 | 1:10.9.8-1.22.23.1.1.amzn2023.0.1 | ALAS2023-2026-1921 | Jul 6, 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 · opensuse-leap 16.0 | 24.18.0-160000.1.1 | OPENSUSE-SU-2026:21236-1 | Jul 6, 2026 |
| nodejs24 · sles 15.7 | 24.17.0-150700.15.11.1 | SUSE-SU-2026:2633-1 | Jun 25, 2026 |
| nodejs24 · sles 16.0 | 24.18.0-160000.1.1 | SUSE-SU-2026:22565-1 | Jul 6, 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-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-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-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-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 |
| npm · RHEL 8 | 1:10.9.8-1.22.23.1.1.module+el8.10.0+24500+8eb51621 | RHSA-2026:41947 | Jul 18, 2026 |
| npm · RHEL 9 | 1:10.9.8-1.22.23.1.1.module+el9.8.0+24457+996af7aa | RHSA-2026:35892 | Jul 7, 2026 |
| npm · almalinux 8 | 1:10.9.8-1.22.23.1.1.module_el8.10.0+4231+1bf2f855 | ALSA-2026:41947 | Jul 20, 2026 |
| npm · almalinux 9 | 1:10.9.8-1.22.23.1.1.module_el9.8.0+276+8b329b47 | ALSA-2026:35892 | Jul 6, 2026 |
| v8-12.4-devel · RHEL 8 | 3:12.4.254.21-1.22.23.1.1.module+el8.10.0+24500+8eb51621 | RHSA-2026:41947 | Jul 18, 2026 |
| v8-12.4-devel · RHEL 9 | 3:12.4.254.21-1.22.23.1.1.module+el9.8.0+24457+996af7aa | RHSA-2026:35892 | Jul 7, 2026 |
| v8-12.4-devel · almalinux 8 | 3:12.4.254.21-1.22.23.1.1.module_el8.10.0+4231+1bf2f855 | ALSA-2026:41947 | Jul 20, 2026 |
| v8-12.4-devel · almalinux 9 | 3:12.4.254.21-1.22.23.1.1.module_el9.8.0+276+8b329b47 | ALSA-2026:35892 | Jul 6, 2026 |
| v8-12.4-devel · amzn 2023 | 3:12.4.254.21-1.22.23.1.1.amzn2023.0.1 | ALAS2023-2026-1921 | Jul 6, 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 |
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