CVE-2022-28069

FAUCET Score

CVE-2022-28069 describes a heap buffer overflow vulnerability in the vax_opfunction of radare2 versions 5.4.2 and 5.4.0. This flaw carries a CVSS score of 7.5 (HIGH), indicating it can be exploited remotely with low complexity, leading to high availability impact. Despite its severity, there is currently no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		5.4.0CPE matchmatch criteria	cpe:2.3:a:radare:radare2:5.4.0:::::::*
		5.4.2CPE matchmatch criteria	cpe:2.3:a:radare:radare2:5.4.2:::::::*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

Exploitability Score

3.9

Impact Score

3.6

CvssVersion

3.1

Exploit Intelligence

EPSS Score

0.73%

Probability of exploitation in next 30 days

EPSS Percentile

50.5%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0073 is in the 26th percentile among its peer group of 51,551 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 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

Patch Available

Vendor Patches (1)

github_advisorypatch availablevia nvd_reference

View patch

References

github.com / radareorg/radare2/commit/49b0cebfdf0db9704e36f8a5533f1df6d3e2ed3a

PatchThird Party Advisory