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CVE-2025-66376

🗓️ 05 Jan 2026 00:00:00Reported by mitreType 
cve
 cve
🔗 web.nvd.nist.gov📰️ 1 Media mentions👁 21 Views

CVE-2025-66376: Zimbra Collaboration Classic UI stored XSS via CSS import in HTML emails before 10.0.18 and 10.1.13.

Related
Detection
Affected
Refs
Social
ReporterTitlePublishedViews
Family
Circl
CVE-2025-66376
5 Jan 202616:05
circl
CISA KEV Catalog
Synacor Zimbra Collaboration Suite (ZCS) Cross-Site Scripting Vulnerability
18 Mar 202600:00
cisa_kev
CISA
CISA Adds One Known Exploited Vulnerability to Catalog
18 Mar 202612:00
cisa
CNNVD
Zimbra Collaboration 跨站脚本漏洞
5 Jan 202600:00
cnnvd
Cvelist
CVE-2025-66376
5 Jan 202600:00
cvelist
EUVD
EUVD-2026-0850
5 Jan 202600:00
euvd
NVD
CVE-2025-66376
5 Jan 202615:15
nvd
OSV
CVE-2025-66376
5 Jan 202615:15
osv
Positive Technologies
PT-2026-1290
5 Jan 202600:00
ptsecurity
RedhatCVE
CVE-2025-66376
6 Jan 202600:19
redhatcve
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[
  {
    "defaultStatus": "unaffected",
    "product": "Collaboration",
    "vendor": "Zimbra",
    "versions": [
      {
        "lessThan": "10.0.18",
        "status": "affected",
        "version": "10.0",
        "versionType": "custom"
      },
      {
        "lessThan": "10.1.13",
        "status": "affected",
        "version": "10.1",
        "versionType": "custom"
      }
    ]
  }
]

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18 Mar 2026 20:13Current
5.6Medium risk
Vulners AI Score5.6
CVSS 3.16.1 - 7.2
EPSS0.10899
SSVC
21