CVE-2023-25731

Description

Due to URL previews in the network panel of developer tools improperly storing URLs, query parameters could potentially be used to overwrite global objects in privileged code. This vulnerability affects Firefox < 110.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.23%
Vendor Advisory mozilla.org
Affected: Mozilla Firefox
Published at:
Updated at:

References

Link Tags
https://www.mozilla.org/security/advisories/mfsa2023-05/ vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1801542 issue tracking permissions required

Frequently Asked Questions

What is the severity of CVE-2023-25731?
CVE-2023-25731 has been scored as a high severity vulnerability.
How to fix CVE-2023-25731?
To fix CVE-2023-25731, 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-2023-25731 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-25731 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-2023-25731?
CVE-2023-25731 affects Mozilla Firefox.
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