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Not in CISA KEV
CRITICAL severity

CVE-2022-31506 — opendiamond

CRITICALFix: cmusatyalab/opendiamond@398049c

CVE-2022-31506 is a critical-severity (CVSS 9.3) Path Traversal vulnerability in opendiamond. 1 public exploit or proof-of-concept reference is indexed, so weaponization risk is real. The records list no fixed version yet; check the vendor advisory below and apply the mitigations in the meantime.

SatyaLab opendiamond 10.1.1 vulnerable to path traversal because Flask send_file function used unsafely

Also known asGHSA-x2pc-fqrw-hc7fPYSEC-2026-436
Published
Updated
Affected
1 pkg
Patched
See advisory
Exploits
1 known
Exploitation data as of Nov 5, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

EPSS Exploitation Probability

via FIRST.org ↗
1.5%probability of exploitation in next 30 days
Lower Risk0.00%
Lower risk than most CVEs75th percentile — riskier than 75% of all scored CVEsHighest risk
0.00%0.67%1.35%2.02%0.4%1.5%May 26Sep 26Nov 26

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

How urgent is this, really

Where this sits among everything scored

Real-World Exposure

1 pkg affected
🐍opendiamond

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

The cmusatyalab/opendiamond repository through 10.1.1 on GitHub allows absolute path traversal because the Flask send_file function is used unsafely. A patch is available on the master branch of the repository.

Affected Packages

1 total
EcosystemPackageVulnerable rangeFix
🐍PyPIopendiamondall versionsNo fix

Affected Products

1 product · 1 configurations
Application
opendiamondcmu
≤ 10.1.1
range
Exploits & PoCs
1

Research use only. For defensive security, authorized penetration testing, and academic research only. Never execute exploit code against systems without explicit written authorization.

Detection & mitigation playbook

Open-source dependency
  1. Detect

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

  2. Remediation status

    The records we use list no patched version of opendiamond for CVE-2022-31506. Check the maintainer's advisory, and where your build allows, override or pin the dependency away from the vulnerable range.

  3. Mitigate without a patch

    Resolve every user-supplied path to its canonical form and reject anything that escapes the intended directory, and run the component under an account that has no read or write access outside the directory it legitimately serves.

Frequently Asked Questions

The cmusatyalab/opendiamond repository through 10.1.1 on GitHub allows absolute path traversal because the Flask send_file function is used unsafely. A patch is available on the `master` branch of the repository.
O3 Security · Impact-Aware SCA

Is CVE-2022-31506 in your dependencies?

Find it across PyPI, including transitive dependencies.

CVE-2022-31506: opendiamond Path Traversal (Critical 9.3)