GHSA-mh23-rw7f-v5pq: Time sync `time-sync` Was Removed From Crates.io Vulnerability

CRITICAL
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Advisory Summary

GHSA-mh23-rw7f-v5pq is a CRITICAL `time-sync` was removed from crates.io vulnerability (General Security Weakness) affecting Time sync libraries in the crates.io ecosystem. The issue involves `time-sync` was removed from crates.io due to malicious code. Remediation is available in the latest vendor maintenance releases.

GHSA-mh23-rw7f-v5pq at a Glance

CVE Identifier N/A
GHSA Identifier GHSA-mh23-rw7f-v5pq
Severity CRITICAL
CVSS v3.1 Base Score N/A
CWE Classification General Security Weakness
Affected Product Time sync
Package Ecosystem crates.io
Published Date
Last Updated

How to Fix GHSA-mh23-rw7f-v5pq

To remediate this vulnerability, upgrade all affected Time sync dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

time-sync fixed: Latest secure release 
Upgrade time-sync to Latest secure release
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

inspect dependencies for time-sync

How to Check if You Are Affected

To determine whether your application is affected by GHSA-mh23-rw7f-v5pq, inspect your project dependencies for Time sync:

inspect dependencies for time-sync

Analyze the terminal output to locate any version of Time sync in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than the patched release), your application is affected.

Note: Verify declared build manifests and deployed runtime container environments.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under General Security Weakness. In Time sync, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

The `time-sync` crate attempted to exfiltrate `.env` files to a server that was in turn impersonating the legitimate `timeapi.io` service. This the same attack that we've seen three times in the last few days. The malicious crate had 1 version published on 2026-03-04 approximately 50 minutes before removal and had no evidence of actual downloads. There were no crates depending on this crate on crates.io.

GHSA-mh23-rw7f-v5pq Affected Time sync Versions

1 component(s)
Product / Package Ecosystem Affected Versions Fixed Version
time-sync
 crates.io

References

rustsec.org/advisories/rustsec-... WEB
https://rustsec.org/advisories/RUSTSEC-2026-0036.html

Frequently Asked Questions

What is GHSA-mh23-rw7f-v5pq?
GHSA-mh23-rw7f-v5pq is a security vulnerability in Time sync involving `time-sync` was removed from crates.io due to malicious code under General Security Weakness.
Which Time sync versions are affected?
Affected versions include releases prior to current release patches across affected packages: time-sync.
What version fixes GHSA-mh23-rw7f-v5pq?
Upgrading to current release patches (or the latest patched release for your respective branch) resolves the vulnerability.
Is time-sync affected?
Yes, time-sync is affected in releases prior to Latest secure release. Upgrade your dependency to Latest secure release or later.
What CWE is associated with GHSA-mh23-rw7f-v5pq?
GHSA-mh23-rw7f-v5pq is classified under General Security Weakness.
How can I check crates.io dependencies for GHSA-mh23-rw7f-v5pq?
Run the dependency tree command: 'inspect dependencies for time-sync'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-mh23-rw7f-v5pq",
  "modified" : "2026-03-05T21:15:45Z",
  "published" : "2026-03-05T21:15:45Z",
  "aliases" : [ ],
  "summary" : "`time-sync` was removed from crates.io due to malicious code",
  "details" : "The `time-sync` crate attempted to exfiltrate `.env` files to a server that was in turn impersonating the legitimate `timeapi.io` service. This the same attack that we've seen three times in the last few days.\n\nThe malicious crate had 1 version published on 2026-03-04 approximately 50 minutes before removal and had no evidence of actual downloads. There were no crates depending on this crate on crates.io.",
  "severity" : [ ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "crates.io",
      "name" : "time-sync"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "WEB",
    "url" : "https://rustsec.org/advisories/RUSTSEC-2026-0036.html"
  } ],
  "database_specific" : {
    "cwe_ids" : [ ],
    "severity" : "CRITICAL",
    "github_reviewed" : true,
    "github_reviewed_at" : "2026-03-05T21:15:45Z",
    "nvd_published_at" : null
  }
}