The vulnerability in the requestInternal HTTP redirection processing function of the urllib package in the Node.js npm package stack allows attackers to access protected information.
🗓️ 26 Aug 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 5 Views
| Reporter | Title | Published | Views | Family All 12 |
|---|---|---|---|---|
 | CVE-2026-55553 | 25 Aug 202618:35 | – | circl |
 | CVE-2026-55553 | 25 Aug 202616:18 | – | cve |
 | CVE-2026-55553 urllib: Cross-origin redirects preserve credential-bearing request headers, leading to potential credential leakage | 25 Aug 202616:18 | – | cvelist |
 | EUVD-2026-65613 | 25 Aug 202616:18 | – | euvd |
 | urllib's cross-origin redirects preserve credential-bearing request headers, leading to potential credential leakage | 25 Aug 202616:19 | – | github |
 | CVE-2026-55553 | 25 Aug 202617:17 | – | nvd |
 | GHSA-HQ3H-G68C-HP78 urllib's cross-origin redirects preserve credential-bearing request headers, leading to potential credential leakage | 25 Aug 202616:19 | – | osv |
| ROOT-APP-NPM-CVE-2026-55553 CVE-2026-55553 in urllib - Patched by Root | 28 Aug 202610:38 | – | osv |
 | NPM: urllib's cross-origin redirects preserve credential-bearing request headers, leading to potential credential leakage | 25 Aug 202616:19 | – | patchstack |
 | PT-2026-81389 | 25 Aug 202600:00 | – | ptsecurity |
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26 Aug 2026 00:00Current
5.4Medium risk
Vulners AI Score5.4
CVSS 37.5
CVSS 27.8
EPSS0.0037