CVE-2020-15650

5.5 mediumEPSS 0.6%

Medium (5.5) in mozilla firefox esr. EPSS 0.6% chance of exploitation in the next 30 days.

Given an installed malicious file picker application, an attacker was able to overwrite local files and thus overwrite Firefox settings (but not access the previous profile). *Note: This issue only affected Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox ESR < 68.11.

Severity

CVSS 3.1

5.5 medium

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 50% of CVEs (scores of 2026-10-31)
Published: 2020-08-10
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

mozilla:firefox_esr

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1652360
https://www.mozilla.org/security/advisories/mfsa2020-31/
https://bugzilla.mozilla.org/show_bug.cgi?id=1652360
https://www.mozilla.org/security/advisories/mfsa2020-31/

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