Moshe-ship/bidi-guard

PoC

Scan code for invisible bidirectional Unicode characters (Trojan Source attack prevention, CVE-2021-42574)

view exploit source poc_in_githubauthor Moshe-shippublished 2026-03-21catalog poc_in_github

exploited CVEs (1)

Known CVEs related to this entry.

ID	severity	EPSS	exploitable	published
CVE-2021-42574US	high8.3	12.9% (96th)	Exploit	2021-11-01
An issue was discovered in the Bidirectional Algorithm in the Unicode Specification through 14.0. It permits the visual reordering of characters via control sequences, which can be…

scry

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