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CVE-2026-4012

17
FAUCET Score

CVE-2026-4012 is a low-severity out-of-bounds read vulnerability in the 'rxi fe' project, affecting releases up to a specific commit (ed4cda96bd582cbb08520964ba627efb40f3dd91). Specific affected versions are not available due to the project's rolling release model. Rated CVSS 3.3 (Low), exploitation requires local access and low privileges, potentially leading to limited information disclosure. Although the exploit has been publicly disclosed, there are no known exploits in major databases, and community attention is minimal, with the project yet to respond.

Impacted Technologies

VendorProductVersion(s)CPE
RxiFe
ed4cda96bd582cbb08520964ba627efb40f3dd91CNA affected

CVSS Data

CVSS version used by this source: 4.0

1.9LOW

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
VS Confidentiality
LOW
VS Integrity
NONE
VS Availability
NONE
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
PROOF_OF_CONCEPT
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.11%
Probability of exploitation in next 30 days
EPSS Percentile
1.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0011 is in the 16th percentile among its peer group of 1,509 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 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

github.com / oneafter/0211/blob/main/fe/repro
github.com / rxi/fe
github.com / rxi/fe/issues/34
vuldb.com
vuldb.com
vuldb.com