Weak Hash Vulnerability in GPTCache by Zilliztech
CVE-2026-10812

2LOW

Key Information:

Vendor

Zilliztech

Status
Gptcache
Vendor
CVE Published:
4 June 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-10812?

A vulnerability exists in the GPTCache product by Zilliztech, specifically in the function BufferedReader.peek located in the file gptcache/processor/pre.py. This issue arises from the manipulation of the input_data['image'] argument, resulting in the utilization of a weak hash mechanism. The nature of the attack requires local access, making the exploit challenging to execute. The exploit has been publicly disclosed, and while a pull request has been submitted to address the vulnerability, it is still pending acceptance.

Affected Version(s)

GPTCache 0.1.0

GPTCache 0.1.1

GPTCache 0.1.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-10812 - Proof of Concept

References

https://vuldb.com/vuln/368260
vdb-entrytechnical-description
https://vuldb.com/vuln/368260/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-10812
third-party-advisory

CVSS V4

Score:
2
Severity:
LOW
Confidentiality:
None
Integrity:
Low
Availability:
Low
Attack Vector:
Local
Attack Complexity:
High
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Dem0 (VulDB User)
VulDB CNA Team
.