How severe is GHSA-wv8j-m3hx-924j?

No CVSS score has been assigned to GHSA-wv8j-m3hx-924j yet. Review the advisory details and affected package list to assess your exposure.

Which packages are affected by GHSA-wv8j-m3hx-924j?

GHSA-wv8j-m3hx-924j affects the following packages: arrow2 (crates.io). Ecosystems affected: crates.io.

How do I fix GHSA-wv8j-m3hx-924j?

The records we use list no patched version of arrow2 for GHSA-wv8j-m3hx-924j. 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-wv8j-m3hx-924j in my crates.io dependencies?

Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for arrow2, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

How do I mitigate GHSA-wv8j-m3hx-924j 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-wv8j-m3hx-924j actively exploited in the wild?

No public exploit code has been indexed for GHSA-wv8j-m3hx-924j 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-wv8j-m3hx-924j published, and has it been updated?

GHSA-wv8j-m3hx-924j was published on May 30, 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

Arrow2 allows out of bounds access in public safe APIGHSA-wv8j-m3hx-924j

GHSA-wv8j-m3hx-924j is a security vulnerability in arrow2. The records list no fixed version yet; check the vendor advisory below and apply the mitigations in the meantime.

Also known asRUSTSEC-2025-0038

Published

May 30, 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

🦀arrow2

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

Rows::row_unchecked() allows out of bounds access to the underlying buffer without sufficient checks.

The arrow2 crate is no longer maintained, so there are no plans to fix this issue. Users are advised to migrate to the arrow crate, instead.

Affected Packages

1 total

Ecosystem	Package	Vulnerable range	Fix
🦀crates.io	`arrow2`	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 arrow2, 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 arrow2 for GHSA-wv8j-m3hx-924j. 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

`Rows::row_unchecked()` allows out of bounds access to the underlying buffer without sufficient checks. The arrow2 crate is no longer maintained, so there are no plans to fix this issue. Users are advised to migrate to the arrow crate, instead.

O3 Security · Impact-Aware SCA

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