RUSTSEC-2026-0173
proc-macro-error2 is unmaintained
The author of proc-macro-error2 has confirmed that the crate is no longer maintained and recommends that users migrate away from it.
proc-macro-error2 was originally created as a maintained fork of proc-macro-error (see RUSTSEC-2024-0370). Both the original crate and this fork are now unmaintained.
Possible Alternative(s)
What each source reports
OSV No score
proc-macro-error2 is unmaintained
The author of proc-macro-error2 has confirmed that the crate is no longer maintained and recommends that users migrate away from it.
proc-macro-error2 was originally created as a maintained fork of proc-macro-error (see RUSTSEC-2024-0370). Both the original crate and this fork are now unmaintained.
Possible Alternative(s)
- Record
RUSTSEC-2026-0173- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
proc-macro-error2crates.io |
0.0.0-0 and later | None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
RUSTSEC-2026-0173 is a vulnerability with no CVSS score yet in proc-macro-error2, published June 7, 2026. No source lists public exploit code. No source names a fixed version.