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CVE-2021-23959

🗓️ 26 Feb 2021 02:06:36Reported by mozillaType 
cve
 cve
🔗 web.nvd.nist.gov👁 166 Views

XSS bug in internal error pages, potential spoofing attacks. Affects Firefox < 8

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ibm
IBM Security Bulletins
Security Bulletin: Multiple vulnerabilities in Mozilla Firefox affect IBM Cloud Pak for Multicloud Management Monitoring
18 May 202111:41
–ibm
attackerkb
attackerkb
CVE-2021-23959
26 Feb 202103:15
–attackerkb
alpinelinux
AlpineLinux
CVE-2021-23959
26 Feb 202102:06
–alpinelinux
bdu_fstec
BDU FSTEC
Mozilla Firefox XSS
20 Apr 202100:00
–bdu_fstec
circl
Circl
CVE-2021-23959
26 Feb 202107:38
–circl
cnnvd
CNNVD
Mozilla Firefox 跨站脚本漏洞
26 Jan 202100:00
–cnnvd
cnvd
CNVD
Mozilla Firefox Cross-Site Scripting Vulnerability (CNVD-2021-15502)
1 Feb 202100:00
–cnvd
cvelist
Cvelist
CVE-2021-23959
26 Feb 202102:06
–cvelist
debiancve
Debian CVE
CVE-2021-23959
26 Feb 202102:06
–debiancve
euvd
EUVD
EUVD-2021-10880
7 Oct 202500:30
–euvd
Rows per page
NVD
Vulners
Node
mozillafirefoxRange<85.0android
[
  {
    "product": "Firefox",
    "vendor": "Mozilla",
    "versions": [
      {
        "status": "affected",
        "version": "< 85"
      }
    ]
  }
]

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17 Jun 2026 03:39Current
6.1Medium risk
Vulners AI Score6.1
CVSS 24.3
CVSS 3.16.1
EPSS0.00567
166