CVE-2021-4280

FAUCET Score

CVE-2021-4280 is a denial-of-service vulnerability affecting styler_praat_scripts, specifically within an unknown function of the file_segmenter.praat component when handling slash characters. This issue can be exploited remotely with low attack complexity, requiring user interaction, and results in a high impact on availability. While a patch (0cad44aa4a3eb0ecdba071c10eaff16023d8b35f) is available, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		< 2021-11-24CPE matchmatch criteria	cpe:2.3:a:styler_praat_scripts_project:styler_praat_scripts::::::::

CVSS Data

CVSS version used by this source: 3.1

4.3MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

Exploitability Score

2.8

Impact Score

1.4

CvssVersion

3.1

Exploit Intelligence

EPSS Score

0.68%

Probability of exploitation in next 30 days

EPSS Percentile

48.7%

Percentile rank of EPSS score among Peer Group

As of 2026-07-27

Model: v2026.06.15

This CVE's current EPSS score of 0.0068 is in the 54th 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 (1)

github_advisorypatch availablevia nvd_reference

View patch

References

github.com / stylerw/styler_praat_scripts/commit/0cad44aa4a3eb0ecdba071c10eaff16023d8b35f

PatchThird Party Advisory

vuldb.com

Third Party Advisory

vuldb.com

Third Party Advisory