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CVE-2025-1942

🗓️ 04 Mar 2025 13:31:25Reported by mozillaType 
cve
 cve
🔗 web.nvd.nist.gov📰️ 1 Media mentions👁 145 Views

Vulnerability in Firefox < 136 allows uninitialized memory in strings from String.toUpperCase().

Related
Detection
Affected
Refs
Social
ReporterTitlePublishedViews
Family
alpinelinux
AlpineLinux
CVE-2025-1942
4 Mar 202514:15
–alpinelinux
astralinux
AstraLinux
Astra Linux – Vulnerability in Firefox
14 Sep 202612:41
–astralinux
bdu_fstec
BDU FSTEC
Mozilla Firefox Thunderbird Code Execution
18 Mar 202500:00
–bdu_fstec
cgr
Chainguard
CVE-2025-1942 vulnerabilities
1 Jul 202614:16
–cgr
circl
Circl
CVE-2025-1942
4 Mar 202515:50
–circl
cnnvd
CNNVD
Mozilla Firefox and Mozilla Thunderbird security vulnerabilities
4 Mar 202500:00
–cnnvd
cvelist
Cvelist
CVE-2025-1942 Disclosure of uninitialized memory when .toUpperCase() causes string to get longer
4 Mar 202513:31
–cvelist
debiancve
Debian CVE
CVE-2025-1942
4 Mar 202513:31
–debiancve
euvd
EUVD
EUVD-2025-7444
3 Oct 202520:07
–euvd
nessus
Tenable Nessus
Fedora 40 : firefox (2025-100adaf12d)
10 Mar 202500:00
–nessus
Rows per page
NVD
Node
OR
mozillafirefoxRange<136.0
[
  {
    "product": "Firefox",
    "vendor": "Mozilla",
    "versions": [
      {
        "status": "unaffected",
        "version": "136",
        "lessThanOrEqual": "*",
        "versionType": "rpm"
      }
    ]
  },
  {
    "product": "Thunderbird",
    "vendor": "Mozilla",
    "versions": [
      {
        "status": "unaffected",
        "version": "136",
        "lessThanOrEqual": "*",
        "versionType": "rpm"
      }
    ]
  }
]

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05 Oct 2026 15:10Current
6.9Medium risk
Vulners AI Score6.9
CVSS 3.19.8
EPSS0.00479
SSVC
145