Cyber Resilience

CVE-2024-4767

MediumPublic PoC

Published: 14 May 2024

Published
14 May 2024
Modified
01 April 2025
KEV Added
Patch
CVSS Score v3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
EPSS Score 0.0087 75.7th percentile
Risk Priority 9 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-4767 is a medium-severity Incomplete Cleanup (CWE-459) vulnerability in Mozilla Firefox. Its CVSS base score is 4.3 (Medium).

Operationally, ranked in the top 24.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

If the `browser.privatebrowsing.autostart` preference is enabled, IndexedDB files were not properly deleted when the window was closed. This preference is disabled by default in Firefox. This vulnerability affects Firefox < 126, Firefox ESR < 115.11, and Thunderbird < 115.11.

CWE(s)

Related Threats

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

Affected Assets

mozilla
firefox
≤ 115.11.0 · ≤ 126.0
mozilla
thunderbird
≤ 115.11.0
debian
debian linux
10.0

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-359

Automated marking identifies private personal information in outputs, tangibly reducing the ability to exploit weaknesses that result in its unauthorized exposure.

addresses: CWE-359

Privacy-specific attributes and their controlled association directly reduce exposure of private personal information through missing or incorrect labeling.

addresses: CWE-359

Preventing nonpublic personal information from public posting reduces unauthorized exposure of private personal data.

addresses: CWE-359

The control detects and protects against mining of private personal information, reducing unauthorized exposure of PII.

addresses: CWE-359

Privacy literacy training directly targets preventing exposure of personal information through user mishandling.

addresses: CWE-359

Tracking locations of sensitive data and access users reduces risk of private personal information exposure.

addresses: CWE-359

PIA explicitly identifies PII collection/use/disclosure flows and drives mitigations that reduce the likelihood of unauthorized exposure of private personal information.

addresses: CWE-359

The control specifically requires architectures that minimize privacy risk when processing PII, directly addressing exposure of personal information.

References