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Medium 6.5Published May 19, 2026

CVE-2026-8706Firefox for iOS hosted Reader mode on an unauthenticated local web server, allowing another application on the same device to request arbitrary URLs and receive the response rendered with the signed-…

Updated under an hour ago ()

Does this affect you?

It affects mozilla firefox. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Firefox for iOS hosted Reader mode on an unauthenticated local web server, allowing another application on the same device to request arbitrary URLs and receive the response rendered with the signed-in user's cookies. This vulnerability was fixed in Firefox for iOS 151.0.

CVSS
6.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness (CWE)
CWE-200, CWE-306
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
Not given
NVD analysis
Undergoing Analysis
Record last updated
Jul 23, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
mozilla firefox
mozilla:firefox
before 151.0
NVD

References

  • permissions-required
  • vendor-advisory

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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