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CVE-2026-27591: Improper Access Control

🗓️ 11 Mar 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com

Winter is a free, open-source content management system (CMS) based on the Laravel PHP framework. Prior to 1.0.477, 1.1.12, and 1.2.12, Winter CMS allowed authenticated backend users to escalate their accounts level of access to the system by modi...

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-27591
11 Mar 202621:25
–attackerkb
circl
Circl
CVE-2026-27591
12 Mar 202601:30
–circl
cnnvd
CNNVD
Winter 安全漏洞
11 Mar 202600:00
–cnnvd
cve
CVE
CVE-2026-27591
11 Mar 202621:25
–cve
cvelist
Cvelist
CVE-2026-27591 Winter: Privilege escalation by authenticated backend users
11 Mar 202621:25
–cvelist
euvd
EUVD
EUVD-2026-11406
12 Mar 202614:07
–euvd
github
Github Security Blog
Winter vulnerable to privilege escalation by authenticated backend users
12 Mar 202614:07
–github
nvd
NVD
CVE-2026-27591
11 Mar 202622:16
–nvd
osv
OSV
GHSA-PGPF-M8M4-6CG6 Winter vulnerable to privilege escalation by authenticated backend users
12 Mar 202614:07
–osv
ptsecurity
Positive Technologies
PT-2026-24850
11 Mar 202600:00
–ptsecurity
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19 Mar 2026 00:00Current
CVSS 3.19.9
EPSS0.00486
SSVC
0