CVE-2021-28793

CRITICAL 9.8CVE-2021-28793 · Published 20/04/2021 · updated 17/06/2026

In short

CVE-2021-28793 is a CRITICAL (CVSS 9.8) vulnerability affecting restructuredtext (lextudio).
Chance of exploitation in the next 30 days (EPSS): 1.6%, higher than 76.4% of all vulnerabilities.
Fix: update to 147.0.0 or later.

Package	Affected versions	Patched versions
restructuredtext lextudio	`< 147.0.0`	`147.0.0`

Description

vscode-restructuredtext before 146.0.0 contains an incorrect access control vulnerability, where a crafted project folder could execute arbitrary binaries via crafted workspace configuration.

References

vscode-restructuredtext/vscode-restructuredtext commit 1dd3e87 · Patch
vscode-restructuredtext/vscode-restructuredtext release · Release Notes
vscode-restructuredtext/vscode-restructuredtext release 147.0.0 · Release Notes
vuln.ryotak.me/advisories/37 · Third Party Advisory

Running one of these products? Scan your site to see whether it exposes a vulnerable version.

Scan my site free