Lucene search
+L

CVE-2026-55766

🗓️ 23 Jun 2026 19:53:34Reported by redhat.comType 
redhatcve
 redhatcve
🔗 access.redhat.com👁 8 Views

Flaw in guzzlehttp/psr7 allows remote header injection in HTTP messages via CRLF in start lines.

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-55766
23 Jun 202615:07
attackerkb
cgr
Chainguard
CVE-2026-55766 vulnerabilities
23 Jun 202608:17
cgr
cve
CVE
CVE-2026-55766
23 Jun 202615:07
cve
cvelist
Cvelist
CVE-2026-55766 guzzlehttp/psr7: CRLF Injection in HTTP Start-Line Serialization
23 Jun 202615:07
cvelist
debiancve
Debian CVE
CVE-2026-55766
23 Jun 202615:07
debiancve
euvd
EUVD
EUVD-2026-38458
23 Jun 202615:07
euvd
nessus
Tenable Nessus
Fedora 43 : nextcloud (2026-5afe6630dc)
5 Jul 202600:00
nessus
nessus
Tenable Nessus
Fedora 44 : nextcloud (2026-ee50c21f92)
6 Jul 202600:00
nessus
nessus
Tenable Nessus
Linux Distros Unpatched Vulnerability : CVE-2026-55766
20 Jun 202600:00
nessus
friendsofphp
Friends Of PHP
CRLF injection in HTTP start-line serialization
18 Jun 202609:49
friendsofphp
Rows per page

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

23 Jun 2026 19:53Current
6Medium risk
Vulners AI Score6
CVSS 3.14.8
EPSS0.00158
SSVC
8