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CVE-2026-27639: Improper Neutralization of Input During Web Page Generation

🗓️ 25 Feb 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com

Stored XSS in Mercator prior to 2026.02.22 via unescaped Blade directives for User roles.

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-27639
25 Feb 202603:44
–attackerkb
circl
Circl
CVE-2026-27639
25 Feb 202605:23
–circl
cnnvd
CNNVD
Mercator 跨站脚本漏洞
25 Feb 202600:00
–cnnvd
cve
CVE
CVE-2026-27639
25 Feb 202603:44
–cve
cvelist
Cvelist
CVE-2026-27639 Mercator vulnerable to stored XSS via unescaped Blade directives in display templates
25 Feb 202603:44
–cvelist
euvd
EUVD
EUVD-2026-8613
25 Feb 202603:44
–euvd
nvd
NVD
CVE-2026-27639
25 Feb 202604:16
–nvd
ptsecurity
Positive Technologies
PT-2026-21855
25 Feb 202600:00
–ptsecurity
redhatcve
RedhatCVE
CVE-2026-27639
26 Feb 202604:15
–redhatcve
vulnrichment
Vulnrichment
CVE-2026-27639 Mercator vulnerable to stored XSS via unescaped Blade directives in display templates
25 Feb 202603:44
–vulnrichment

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27 Feb 2026 00:00Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.15.4
CVSS 48.5
EPSS0.00317
SSVC
0