# RUSTSEC-2026-0251 - sized-chunks is unmaintained

Source: https://junglewise.ai/threats/rustsec-2026-0251-sized-chunks-is-unmaintained-9422aba5  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-05-03  
License: CC BY 4.0 with a link back

Severity: info · Published 2026-05-03

sized-chunks is unmaintained

Technologies: [sized-chunks (crates.io)](https://junglewise.ai/threats/technologies/sized-chunks). Vendors: [crates.io](https://junglewise.ai/threats/vendors/crates-io).

## Quick answers

**Is This vulnerability exploited in the wild?** No. Junglewise Threat Intelligence has no report of This vulnerability being exploited in the wild.

**How severe is This vulnerability?** Informational severity, published 3 May 2026.

**Which products and versions are affected?** sized-chunks (crates.io) SEMVER:introduced=0.0.0-0.

**Is there a fix for This vulnerability?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**Am I affected?** Check whether you run sized-chunks (crates.io) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- sized-chunks (crates.io) SEMVER:introduced=0.0.0-0

## Related threats

- [RUSTSEC-2026-0255 - Panic-safety unsoundness in `Chunk`, `RingBuffer`, and `InlineArray` (use-after-free / double-free)](https://junglewise.ai/threats/rustsec-2026-0255-panic-safety-unsoundness-in-chunk-ringbuffer-and-0da04c57)
- [RUSTSEC-2020-0041 - Multiple soundness issues in Chunk and InlineArray](https://junglewise.ai/threats/cve-2020-25791-array-size-is-not-checked-in-sized-chunks)