CVE-2026-45109

Next.js is a React framework for building full-stack web applications. From 15.2.0 to before 15.5.18 and 16.2.6, it was found that the fix addressing CVE-2026-44575 did not apply to middleware.ts with Turbopack. This vulnerability is fixed in 15.5.18 and 16.2.6.
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:vercel:next.js:*:*:*:*:*:node.js:*:*
cpe:2.3:a:vercel:next.js:*:*:*:*:*:node.js:*:*

History

16 Jul 2026, 12:17

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:40974 -

10 Jul 2026, 12:17

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:37272 -

03 Jul 2026, 13:17

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2026:34608 -

30 Jun 2026, 03:20

Type Values Removed Values Added
CWE CWE-358
References
  • () https://access.redhat.com/security/cve/CVE-2026-45109 -
  • () https://bugzilla.redhat.com/show_bug.cgi?id=2477190 -
  • () https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-45109.json -

14 May 2026, 14:14

Type Values Removed Values Added
CPE cpe:2.3:a:vercel:next.js:*:*:*:*:*:node.js:*:*
First Time Vercel next.js
Vercel
References () https://github.com/vercel/next.js/security/advisories/GHSA-26hh-7cqf-hhc6 - () https://github.com/vercel/next.js/security/advisories/GHSA-26hh-7cqf-hhc6 - Vendor Advisory

13 May 2026, 18:17

Type Values Removed Values Added
New CVE

Information

Published : 2026-05-13 18:16

Updated : 2026-07-16 12:17


NVD link : CVE-2026-45109

Mitre link : CVE-2026-45109

CVE.ORG link : CVE-2026-45109


JSON object : View

Products Affected

vercel

  • next.js
CWE
CWE-288

Authentication Bypass Using an Alternate Path or Channel

CWE-358

Improperly Implemented Security Check for Standard