CVE-2023-23598

Arbitrary file read from GTK drag and drop on Linux

State: Published
Severity: Not scored
Published: Jun 2, 2023
Updated: Dec 18, 2025
Reserved: Jan 16, 2023

Description

Due to the Firefox GTK wrapper code's use of text/plain for drag data and GTK treating all text/plain MIMEs containing file URLs as being dragged a website could arbitrarily read a file via a call to `DataTransfer.setData`. This vulnerability affects Firefox < 109, Firefox ESR < 102.7, and Thunderbird < 102.7.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
FirefoxMozilla	before 109Affected
Firefox ESRMozilla	before 102.7Affected
ThunderbirdMozilla	before 102.7Affected

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1800425
https://www.mozilla.org/security/advisories/mfsa2023-01/
https://www.mozilla.org/security/advisories/mfsa2023-02/
https://www.mozilla.org/security/advisories/mfsa2023-03/

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