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Medium severity6.1NVD Advisory· Published Jun 24, 2021· Updated Jun 17, 2026

CVE-2021-29953

CVE-2021-29953

Description

A malicious webpage could have forced a Firefox for Android user into executing attacker-controlled JavaScript in the context of another domain, resulting in a Universal Cross-Site Scripting vulnerability. *Note: This issue only affected Firefox for Android. Other operating systems are unaffected. Further details are being temporarily withheld to allow users an opportunity to update.*. This vulnerability affects Firefox < 88.0.1 and Firefox for Android < 88.1.3.

AI Insight

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

Affected products

5
  • Mozilla Corporation/Firefox3 versions
    cpe:2.3:a:mozilla:firefox:*:*:*:*:*:-:*:*+ 2 more
    • cpe:2.3:a:mozilla:firefox:*:*:*:*:*:-:*:*range: <88.0.1
    • cpe:2.3:a:mozilla:firefox:*:*:*:*:*:android:*:*range: <88.1.3
    • (no CPE)range: unspecified
  • Mozilla Corporation/Firefox for Androidllm-fuzzy2 versions
    <88.1.3+ 1 more
    • (no CPE)range: <88.1.3
    • (no CPE)range: unspecified

Patches

Vulnerability mechanics

References

2

News mentions

0

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