Medium severity4.3NVD Advisory· Published Jul 9, 2020· Updated Jun 17, 2026

CVE-2020-12404

Description

For native-to-JS bridging the app requires a unique token to be passed that ensures non-app code can't call the bridging functions. That token could leak when used for downloading files. This vulnerability affects Firefox for iOS < 26.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Mozilla Corporation/Firefox
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:iphone_os:*:*
Range: <26.0
Mozilla Corporation/Firefox for iOSllm-fuzzy2 versions
<26+ 1 more
- (no CPE)range: <26
- (no CPE)range: unspecified

Patches

Vulnerability mechanics

References

bugzilla.mozilla.org/show_bug.cginvdIssue TrackingPermissions RequiredVendor Advisory
www.mozilla.org/security/advisories/mfsa2020-19/nvdVendor Advisory

News mentions

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cvss	0.280
epss	0.001
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000