CVE-2021-39432

FAUCET Score

CVE-2021-39432 describes a Double Free vulnerability in diplib version 3.0.0. This flaw carries a CVSS score of 6.5 (Medium), indicating it can be exploited remotely with low attack complexity, requiring user interaction, and leading to high availability impact. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		3.0.0CPE matchmatch criteria	cpe:2.3:a:diplib:diplib:3.0.0:::::::*

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

0.65%

Probability of exploitation in next 30 days

EPSS Percentile

47.4%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0065 is in the 52nd percentile among its peer group of 26,221 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

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference

View patch

pippatch availablevia ghsa

Product: diplibFixed in: 3.1.0

Vendor Advisories (1)

pipGHSA-xf2w-5673-h6wwmedium

diplib Double Free

Nov 4, 2022

References

github.com / DIPlib/diplib/commit/8b9a2670ce66ff2fd5addf592f7825e1f5adb5b5

PatchThird Party Advisory

github.com / DIPlib/diplib/issues/80

ExploitIssue TrackingPatchThird Party Advisory