How severe is GHSA-m2xr-2vj4-wh94?

No CVSS score has been assigned to GHSA-m2xr-2vj4-wh94 yet. Review the advisory details and affected package list to assess your exposure.

Which packages are affected by GHSA-m2xr-2vj4-wh94?

GHSA-m2xr-2vj4-wh94 affects the following packages: tanton_engine (crates.io). Ecosystems affected: crates.io.

How do I fix GHSA-m2xr-2vj4-wh94?

The records we use list no patched version of tanton_engine for GHSA-m2xr-2vj4-wh94. Check the maintainer's advisory, and where your build allows, override or pin the dependency away from the vulnerable range.

How do I detect GHSA-m2xr-2vj4-wh94 in my crates.io dependencies?

Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for tanton_engine, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

How do I mitigate GHSA-m2xr-2vj4-wh94 if there is no patch (or I can't update yet)?

If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

Is GHSA-m2xr-2vj4-wh94 actively exploited in the wild?

No public exploit code has been indexed for GHSA-m2xr-2vj4-wh94 yet. This does not mean the vulnerability cannot be exploited — absence of public exploits does not imply safety. Apply the recommended fix and use O3 Security to monitor your exposure.

When was GHSA-m2xr-2vj4-wh94 published, and has it been updated?

GHSA-m2xr-2vj4-wh94 was published on May 6, 2025 and was last updated on October 28, 2025. Advisory data evolves as severity scores, affected ranges, and exploit intelligence are revised — always check the latest version of the advisory before acting.

🦀 crates.io

Not in CISA KEV

tanton_engine has unsound public APIGHSA-m2xr-2vj4-wh94

GHSA-m2xr-2vj4-wh94 is a security vulnerability in tanton_engine. The records list no fixed version yet; check the vendor advisory below and apply the mitigations in the meantime.

Also known asRUSTSEC-2025-0031

Published

May 6, 2025

Updated

Oct 28, 2025

Affected

1 pkg

Patched

None yet

Exploits

None indexed

Exploitation data as of Oct 28, 2025 · OSV.dev, FIRST.org (EPSS)

Real-World Exposure

1 pkg affected

🦀tanton_engine

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects crates.io packages — download data is not available via public APIs for these ecosystems.

Description

The following functions in the tanton_engine crate are unsound due to lack of sufficient boundary checks in public API:

Stack::offset()
ThreadStack::get()
RootMoveList::insert_score_depth()
RootMoveList::insert_score()

The tanton_engine crate is no longer maintained, so there are no plans to fix this issue.

Affected Packages

1 total

Ecosystem	Package	Vulnerable range	Fix
🦀crates.io	`tanton_engine`	all versions	No fix

Detection & mitigation playbook

Open-source dependency

Detect
Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for tanton_engine, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.
Remediation status
The records we use list no patched version of tanton_engine for GHSA-m2xr-2vj4-wh94. Check the maintainer's advisory, and where your build allows, override or pin the dependency away from the vulnerable range.
Mitigate without a patch
If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

Frequently Asked Questions

The following functions in the `tanton_engine` crate are unsound due to lack of sufficient boundary checks in public API: - `Stack::offset()` - `ThreadStack::get()` - `RootMoveList::insert_score_depth()` - `RootMoveList::insert_score()` The tanton_engine crate is no longer maintained, so there are no plans to fix this issue.

O3 Security · Impact-Aware SCA

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