CVE-2020-15650
CVE-2020-15650 is a medium-severity vulnerability in Mozilla Firefox Esr with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: Medium (CVSS 3.x base score 5.5)
- CVSS v2: 4.3
- EPSS exploit prediction: 1% (46th percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Mozilla Firefox Esr
- Published:
- Last modified:
Description
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.
Frequently asked questions
- What is CVE-2020-15650?
- 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.
- How severe is CVE-2020-15650?
- CVE-2020-15650 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity high, and availability none.
- Is CVE-2020-15650 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-15650?
- CVE-2020-15650 affects Mozilla Firefox Esr. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-15650?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2020-15650 published?
- CVE-2020-15650 was published on 2020-08-10 and last updated on 2026-06-17.
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1652360
- https://www.mozilla.org/security/advisories/mfsa2020-31/
Affected products (1)
- cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
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