CVE-2024-5700

HIGH
MEDIUM Priority: 0.03 BB Relevance: 29/100
Published: 2024-06-11 Modified: 2026-11-04 First seen: 2026-11-03 Status: active

Attack Surface

No Auth Conf. Impact Integ. Impact

CVSS Vector Breakdown

AV: Local
AC: High
PR: None
UI: Required
S: Unchanged
C: High
I: High
A: High

Description

Memory safety bugs present in Firefox 126, Firefox ESR 115.11, and Thunderbird 115.11. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 127, Firefox ESR < 115.12, and Thunderbird < 115.12.

Weakness Classification (2)

Affected Software (9)

VendorProductVersion
Mozilla Firefox unspecified < 127
Mozilla Firefox unspecified < 127
Mozilla Firefox ESR unspecified < 115.12
Mozilla Firefox ESR unspecified < 115.12
Mozilla Thunderbird unspecified < 115.12
Mozilla Thunderbird unspecified < 115.12
mozilla firefox < 115.12
mozilla firefox < 127.0
mozilla thunderbird < 115.12

Bug Bounty Relevance

29 / 100
✓ No authentication

CVSS Score

7.0 / 10.0 v3.1
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS — Exploitation Probability

0.44%
Raw Score 0.004400
Percentile 38.7%
Date 2026-11-13

EPSS Trend

2026-11-13
0.00440
2026-11-12
0.00440
2026-11-10
0.00440
2026-11-09
0.00440
2026-11-08
0.00440
2026-11-07
0.00440
2026-11-06
0.00440
2026-11-05
0.00440
2026-11-04
0.00440
2026-11-03
0.00440

Intelligence Sources

mitre ref →
nvd ref →