PT-2026-46251 · Lmcache · Lmcache

Dem00 · CVE-2026-10813 · Published 2026-06-04 · Updated 2026-07-23

Positive Technologies (AI Summary)

CVSS v3.1

3.6

Low

Base vector

AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L

Name of the Vulnerable Software and Affected Versions LMCache versions prior to 0.4.7

Description A flaw in the KV Cache Handler component affects the hex hash to int16() function within the lmcache/integration/vllm/utils.py file. A local attacker can perform a manipulation that leads to the use of a weak hash. This attack requires a high level of complexity and is difficult to exploit.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Use of a Broken Cryptographic Algorithm

Weakness Enumeration

CWE-328

CWE-327

Related Identifiers

CVE-2026-10813

GHSA-3HH9-752G-5G22

PYSEC-2026-3480

Affected Products

Lmcache

References · 14

• 🔥 https://github.com/LMCache/LMCache/issues/3301 · Exploit
• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/10xxx/CVE-2026-10813.json · Exploit
• https://github.com/LMCache/LMCache/pull/2932 · Patch
• https://osv.dev/vulnerability/GHSA-3hh9-752g-5g22 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2026-10813 · Vendor Advisory
• https://osv.dev/vulnerability/PYSEC-2026-3480 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-10813 · Security Note
• https://github.com/LMCache/LMCache · Note
• https://vuldb.com/submit/831641 · Note
• https://vuldb.com/vuln/368261 · Note
• https://vuldb.com/cve/CVE-2026-10813 · Note
• https://vuldb.com/vuln/368261/cti · Note
• https://pypi.org/project/lmcache · Note
• https://github.com/advisories/GHSA-3hh9-752g-5g22 · Note