Vulnerability · RUSTSEC-2026-0360
Overlapping string transcode in a fused adapter can panic
Published Oct 14, 2026 · catalog updated Oct 14, 2026 · RustSec Rust
Open the advisory
Exploitation likelihood is not on this record for RUSTSEC-2026-0360. A missing EPSS score is not a low risk. Compare RustSec Rust with the linked advisory before you change production.
Gaps on this record
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
- EPSS is missing. A missing score is not a low risk.
- Severity
- Unknown—
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- Awaiting synchronization with FIRST
- Remediation
- Advisory link
- Affected products
- crates.io wasmtime
This is an entry in the RustSec database for the Wasmtime security advisory located at https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-54p9-vhhq-8f7q For more information see the GitHub-hosted security advisory.
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- crates.io wasmtime49.0.0 → 49.0.3
How to fix RUSTSEC-2026-0360
Recommended remediation
A patch or advisory reference is linked. Open the original publisher for availability by product version.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
Exploitation likelihood is not on this record for RUSTSEC-2026-0360. A missing EPSS score is not a low risk. Compare RustSec Rust with the linked advisory before you change production.
Which versions are affected?
Compare what you have installed with 49.0.0 → 49.0.3. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
No weakness class is stored. EPSS is not on this record yet. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
Timeline
Detection, updates, and resolution for this record.
Oct 14, 2026 · GitHub Advisory Database
Detected
This is an entry in the RustSec database for the Wasmtime security advisory located at https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-54p9-vhhq-8f7q For more information see the GitHub-hosted security advisory.
Oct 14, 2026 · GitHub Advisory Database
Fix available
wasmtime fixed in 49.0.3
Oct 14, 2026 · GitHub Advisory Database
Fix available
wasmtime fixed in 49.0.3
Oct 14, 2026 · GitHub Advisory Database
Updated
This is an entry in the RustSec database for the Wasmtime security advisory located at https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-54p9-vhhq-8f7q For more information see the GitHub-hosted security advisory.
Sources
- GitHub Advisory DatabasePackage advisoryGHSA-54p9-vhhq-8f7q
GitHub Advisory Database record mirrored by OSV.
github.com - OpenSSF OSV / OSV ScannerPackage advisoryRUSTSEC-2026-0360
Overlapping string transcode in a fused adapter can panic
osv.dev - RustSec Advisory DBVendor advisoryRUSTSEC-2026-0360
This is an entry in the RustSec database for the Wasmtime security advisory located at https://github.com/bytecodealliance/wasmtime/security/advisories/GHSA-54p9-vhhq-8f7q For more information see the GitHub-hosted security advisory.
crates.io
References
Freshness
Last verified in this catalog Oct 14, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.