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CVE-2026-53900 Cookie injection was possible when opening a PDF link

🗓️ 16 Jun 2026 11:53:05Reported by mozillaType 
cvelist
 cvelist
🔗 www.cve.org👁 25 Views

CVE-2026-53900: Firefox for iOS preserved cookies across cross-origin redirects in TemporaryDocument, enabling cookie injection; fixed in 152.0.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
Chainguard
CVE-2026-53900 vulnerabilities
1 Jul 202614:17
cgr
Circl
CVE-2026-53900
16 Jun 202614:05
circl
CNVD
Mozilla Firefox for iOS: Input validation error vulnerability
22 Jun 202600:00
cnvd
CVE
CVE-2026-53900
16 Jun 202611:53
cve
Debian CVE
CVE-2026-53900
16 Jun 202611:53
debiancve
EUVD
EUVD-2026-37078
16 Jun 202611:53
euvd
Mozilla
Security Vulnerabilities fixed in Firefox for iOS 152.0 — Mozilla
16 Jun 202600:00
mozilla
NVD
CVE-2026-53900
16 Jun 202613:16
nvd
OSV
CGA-R3HC-245H-J87G
1 Jul 202610:29
osv
Positive Technologies
PT-2026-49701
16 Jun 202600:00
ptsecurity
Rows per page
[
  {
    "product": "Firefox for iOS",
    "vendor": "Mozilla",
    "versions": [
      {
        "status": "unaffected",
        "version": "152.0",
        "lessThanOrEqual": "*",
        "versionType": "rpm"
      }
    ]
  }
]

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