# CVE-2026-10813

## Summary

- **CVE ID:** CVE-2026-10813
- **Severity:** LOW
- **CVSS Score:** 3.6 (CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P)
- **CWE:** CWE-328, CWE-327
- **Published:** Jun 4, 2026
- **Last Modified:** Jun 4, 2026

## Description

A flaw has been found in LMCache up to 0.4.6. This affects the function hex_hash_to_int16 of the file lmcache/integration/vllm/utils.py of the component KV Cache Handler. Executing a manipulation can lead to use of weak hash. The attack needs to be launched locally. The attack requires a high level of complexity. It is indicated that the exploitability is difficult. The exploit has been published and may be used. The pull request to fix this issue awaits acceptance.

## Affected Products

- n/a — LMCache (0.4.0)
- n/a — LMCache (0.4.1)
- n/a — LMCache (0.4.2)
- n/a — LMCache (0.4.3)
- n/a — LMCache (0.4.4)
- n/a — LMCache (0.4.5)
- n/a — LMCache (0.4.6)

## References

- [CNA](https://vuldb.com/vuln/368261)
- [CNA](https://vuldb.com/vuln/368261/cti)
- [CNA](https://vuldb.com/cve/CVE-2026-10813)
- [CNA](https://vuldb.com/submit/831641)
- [CNA](https://github.com/LMCache/LMCache/issues/3301)
- [CNA](https://github.com/LMCache/LMCache/pull/2932)
- [CNA](https://github.com/LMCache/LMCache/)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.07%
- **EPSS Percentile:** 0.1

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._