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CVE-2026-10812 — gptcache

Fix: zilliztech/GPTCache#678

CVE-2026-10812 is a Broken Cryptographic Algorithm vulnerability in gptcache. No vendor fix is recorded yet; mitigation options are listed below.

zilliztech GPTCache Cache Key pre.py BufferedReader.peek weak hash

Also known asGHSA-xfqj-4cr9-9gr5PYSEC-2026-3468
Published
Updated
Affected
1 pkg
Patched
See advisory
Exploits
None indexed
Exploitation data as of Oct 17, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

Exploitation Status

Proof-of-concept exploit code exists

  • CISA’s SSVC triage found public proof-of-concept exploit code for this CVE, though no confirmed active exploitation.

Exploitation and automatability from CISA’s SSVC triage for CVE-2026-10812.

EPSS Exploitation Probability

via FIRST.org ↗
0.1%probability of exploitation in next 30 days
Lower Risk0.00%
Lower risk than most CVEs0th percentile — riskier than 0% of all scored CVEsHighest risk
0.00%0.19%0.38%0.58%0.1%0.1%0.1%0.1%0.1%Jul 26Sep 26Oct 26

Probability of exploitation in the next 30 days, from FIRST.org EPSS.

Real-World Exposure

1 pkg affected
🐍gptcache

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects PyPI packages — download data is not available via public APIs for these ecosystems.

Description

A vulnerability was detected in zilliztech GPTCache up to 0.1.44. Affected by this issue is the function BufferedReader.peek of the file gptcache/processor/pre.py of the component Cache Key Handler. Performing a manipulation of the argument input_data["image"] results in use of weak hash. The attack must be initiated from a local position. The attack is considered to have high complexity. The exploitation is known to be difficult. The exploit is now public and may be used. The pull request to fix this issue awaits acceptance.

Affected Packages

1 total
EcosystemPackageVulnerable rangeFix
🐍PyPIgptcacheall versionsNo fix

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for gptcache, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

  2. Remediation status

    No patched version of gptcache has shipped for CVE-2026-10812 yet. Where your build allows, override or pin the dependency away from the vulnerable range, and apply any maintainer-recommended mitigation.

  3. Mitigate without a patch

    If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

Frequently Asked Questions

A vulnerability was detected in zilliztech GPTCache up to 0.1.44. Affected by this issue is the function BufferedReader.peek of the file gptcache/processor/pre.py of the component Cache Key Handler. Performing a manipulation of the argument input_data["image"] results in use of weak hash. The attack must be initiated from a local position. The attack is considered to have high complexity. The exploitation is known to be difficult. The exploit is now public and may be used. The pull request to fix this issue awaits acceptance.
O3 Security · Impact-Aware SCA

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CVE-2026-10812: gptcache