CVE-2026-3520
CVE-2026-3520 · Multer vulnerable to Denial of Service via uncontrolled recursion
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Multer is a node.js middleware for handling `multipart/form-data`. A vulnerability in Multer prior to version 2.1.1 allows an attacker to trigger a Denial of Service (DoS) by sending malformed requests, potentially causing stack overflow. Users should upgrade to version 2.1.1 to receive a patch. No known workarounds are available.
CVSS 8.7 · Hoch · EPSS 1,0% · Korrektur verfügbar
- Veröffentlicht
- Aktualisiert
Technologie-Stack: node
Betroffene Produkte und Versionen
Originalquellen
- https://github.com/expressjs/multer/security/advisories/GHSA-5528-5vmv-3xc2
- https://www.cve.org/CVERecord?id=CVE-2026-3520
- https://github.com/expressjs/multer/commit/7e66481f8b2e6c54b982b34c152479e096ce2752
- https://cna.openjsf.org/security-advisories.html
- https://access.redhat.com/security/cve/CVE-2026-3520
- https://bugzilla.redhat.com/show_bug.cgi?id=2444584
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-3520.json
- https://access.redhat.com/errata/RHSA-2026:6174
- https://access.redhat.com/errata/RHSA-2026:6802
- https://nvd.nist.gov/vuln/detail/CVE-2026-3520