CVE-2026-77650

Name	CVE-2026-77650
Description	The append-only-vec crate 0.1.9 for Rust can trigger execution of malicious code when compiling a project that uses the crate, because it has a rogue dependency that registers with a command-and-control server to offer arbitrary code execution.
Source	CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
rust-append-only-vec (PTS)	trixie	0.1.7-1	fixed
	forky, sid	0.1.8-1	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
rust-append-only-vec	source	(unstable)	(not affected)

Notes

- rust-append-only-vec <not-affected> (Only affects compromised and published 0.1.9 version)
https://blog.rust-lang.org/2026/08/20/supply-chain-attack-on-arrayref
https://rustsec.org/advisories/RUSTSEC-2026-0262.html