CVE-2026-10813
LMCache KV Cache utils.py hex_hash_to_int16 weak hash
CVSS Score
3.6
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-328 CWE-327 |
| Vendor | n/a |
| Product | lmcache |
| Published | Jun 4, 2026 |
| Last Updated | Jun 4, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
n/a / LMCache
0.4.0 0.4.1 0.4.2 0.4.3 0.4.4 0.4.5 0.4.6
References
vuldb.com: https://vuldb.com/vuln/368261 vuldb.com: https://vuldb.com/vuln/368261/cti vuldb.com: https://vuldb.com/cve/CVE-2026-10813 vuldb.com: https://vuldb.com/submit/831641 github.com: https://github.com/LMCache/LMCache/issues/3301 github.com: https://github.com/LMCache/LMCache/pull/2932 github.com: https://github.com/LMCache/LMCache/
Credits
🔍 Dem00 (VulDB User) VulDB CNA Team