Cyber Resilience

CVE-2023-28160

Medium

Published: 02 June 2023

Published
02 June 2023
Modified
09 January 2025
KEV Added
Patch
CVSS Score v3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
EPSS Score 0.0028 51.6th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-28160 is a medium-severity Forced Browsing (CWE-425) vulnerability in Mozilla Firefox. Its CVSS base score is 6.5 (Medium).

Operationally, ranked in the top 48.4% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

When following a redirect to a publicly accessible web extension file, the URL may have been translated to the actual local path, leaking potentially sensitive information. This vulnerability affects Firefox < 111.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

mozilla
firefox
≤ 111.0

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-425

Forcing a decision on every access request, including direct ones, reduces the exploitability of forced browsing by ensuring no unchecked access paths.

addresses: CWE-425

Forces all accesses through the reference monitor, preventing direct or forced requests that bypass checks.

addresses: CWE-425

Enforcing access for all logical requests prevents unauthorized direct access to protected resources.

addresses: CWE-425

Displaying the notification before further access on public systems prevents direct resource requests from bypassing the required system use terms and consent.

addresses: CWE-425

Decoy endpoints catch forced browsing and direct requests, deflecting attackers from legitimate resources while enabling analysis.

addresses: CWE-425

Blocks unauthorized direct requests or forced browsing by denying input access to non-authorized actors.

References