CVE-2024-9936

FAUCET Score

CVE-2024-9936 is a medium-severity vulnerability affecting Mozilla Firefox versions prior to 131.0.3. It involves a potential exploitable crash due to unexpected behavior when manipulating the selection node cache. An unauthenticated attacker could trigger this remotely with user interaction, leading to high availability impact. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		< 131.0.3CPE matchmatch criteria	cpe:2.3:a:mozilla:firefox::::::::

CVSS Data

CVSS version used by this source: 3.1

6.5MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

Exploitability Score

2.8

Impact Score

3.6

CvssVersion

3.1

Exploit Intelligence

EPSS Score

0.26%

Probability of exploitation in next 30 days

EPSS Percentile

17.2%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0026 is in the 18th percentile among its peer group of 26,234 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

mozillavendor investigatingvia nvd_reference

View patch

Vendor Advisories (1)

redhatCVE-2024-9936Important

firefox: Undefined behavior in selection node cache

Oct 14, 2024

References

bugzilla.mozilla.org / show_bug.cgi

Issue Tracking

mozilla.org / security/advisories/mfsa2024-53

Vendor Advisory