zilliztech GPTCache up to 0.1.44 Cache Key pre.py BufferedReader.peek input_data["image"] weak hash

Summaryinfo

A vulnerability was found in zilliztech GPTCache up to 0.1.44 and classified as problematic. This affects the function BufferedReader.peek of the file gptcache/processor/pre.py of the component Cache Key Handler. Executing a manipulation of the argument input_data["image"] can lead to weak hash. This vulnerability is registered as CVE-2026-10812. The attack needs to be launched locally. Furthermore, an exploit is available. The pull request to fix this issue awaits acceptance.

Detailsinfo

A vulnerability was found in zilliztech GPTCache up to 0.1.44. It has been declared as problematic. This vulnerability affects the function BufferedReader.peek of the file gptcache/processor/pre.py of the component Cache Key Handler. The manipulation of the argument input_data["image"] with an unknown input leads to a weak hash vulnerability. The CWE definition for the vulnerability is CWE-328. The product uses an algorithm that produces a digest (output value) that does not meet security expectations for a hash function that allows an adversary to reasonably determine the original input (preimage attack), find another input that can produce the same hash (2nd preimage attack), or find multiple inputs that evaluate to the same hash (birthday attack). As an impact it is known to affect integrity, and availability.

The advisory is shared for download at github.com. This vulnerability was named CVE-2026-10812. The exploitation appears to be difficult. The attack needs to be approached locally. Technical details and also a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1600.001.

It is possible to download the exploit at github.com. It is declared as proof-of-concept. The pull request to fix this issue awaits acceptance.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

• zilliztech

Name

• GPTCache

Version

• 0.1.0
• 0.1.1
• 0.1.2
• 0.1.3
• 0.1.4
• 0.1.5
• 0.1.6
• 0.1.7
• 0.1.8
• 0.1.9
• 0.1.10
• 0.1.11
• 0.1.12
• 0.1.13
• 0.1.14
• 0.1.15
• 0.1.16
• 0.1.17
• 0.1.18
• 0.1.19
• 0.1.20
• 0.1.21
• 0.1.22
• 0.1.23
• 0.1.24
• 0.1.25
• 0.1.26
• 0.1.27
• 0.1.28
• 0.1.29
• 0.1.30
• 0.1.31
• 0.1.32
• 0.1.33
• 0.1.34
• 0.1.35
• 0.1.36
• 0.1.37
• 0.1.38
• 0.1.39
• 0.1.40
• 0.1.41
• 0.1.42
• 0.1.43
• 0.1.44

Website

• Product: https://github.com/zilliztech/GPTCache/

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Submitinfo

Accepted

• Submit #831636: zilliztech GPTCache 0.1.44 Cache poisoning / improper cache key generation (by Dem0)

Once again VulDB remains the best source for vulnerability data.

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