vulntracker.iovulntracker.io
© 2026 vulntracker.io

CVE-2023-29538

MEDIUM
4.3
CVSS Score
Published: June 2, 2023 at 12:00 AM UTC
Updated: August 19, 2026 at 03:29 PM UTC
3 products affected across 1 vendorFirefoxFirefox MobileFocus

Using Firefox for Android by Mozilla?

Get instant alerts when new vulnerabilities affect Firefox for Android - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Start FreeSign In
Severity
MEDIUM4.3
Exploit prediction
EPSS 0.4%
SSVC
PoC

Description

Under specific circumstances a WebExtension may have received a <code>jar:file:///</code> URI instead of a <code>moz-extension:///</code> URI during a load request. This leaked directory paths on the user's machine. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Firefox· Mozilla
95%
v < 112v < 112.0
Affected range stops below 112, so it looks safe — our inference, not a vendor statement
Affected range stops below 112.0, so it looks safe — our inference, not a vendor statement
Firefox Mobile· Mozilla
95%
v < 112.0
Affected range stops below 112.0, so it looks safe — our inference, not a vendor statement
Focus· Mozilla
95%
v < 112v < 112.0
Affected range stops below 112, so it looks safe — our inference, not a vendor statement
Affected range stops below 112.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

Issue Tracking
Source: [email protected]
https://bugzilla.mozilla.org/show_bug.cgi?id=1685403
Vendor Advisory
Source: [email protected]
https://www.mozilla.org/security/advisories/mfsa2023-13/

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-668

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Create accountSign in
Free plan, no card