CVE-2020-26975

Description

When a malicious application installed on the user's device broadcast an Intent to Firefox for Android, arbitrary headers could have been specified, leading to attacks such as abusing ambient authority or session fixation. This was resolved by only allowing certain safe-listed headers. *Note: This issue only affected Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 84.

6.5

CVSS

Severity: Medium

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.38%

Vendor Advisory mozilla.org

Affected: Mozilla Firefox

References

Link	Tags
https://www.mozilla.org/security/advisories/mfsa2020-54/	vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1661071	permissions required

Frequently Asked Questions

What is the severity of CVE-2020-26975?: CVE-2020-26975 has been scored as a medium severity vulnerability.
How to fix CVE-2020-26975?: To fix CVE-2020-26975, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-26975 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2020-26975 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-26975?: CVE-2020-26975 affects Mozilla Firefox.

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