CVE-2010-0667 — moin
HIGHCVE-2010-0667 is a high-severity (CVSS 7.5) Information Exposure vulnerability in moin. A fix is available for moin — see the affected versions and patch details below.
MoinMoin Exposure of Sensitive Disclosure when GATEWAY_INTERFACE variable is set
EPSS Exploitation Probability
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
moinReal-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
MoinMoin 1.9 before 1.9.1 does not perform the expected clearing of the sys.argv array in situations where the GATEWAY_INTERFACE environment variable is set, which allows remote attackers to obtain sensitive information via unspecified vectors.
Affected Packages
| Ecosystem | Package | Vulnerable range | Fix |
|---|---|---|---|
| 🐍PyPI | moin | ≥ 1.9&&< 1.9.1 | 1.9.1pip install --upgrade 'moin==1.9.1' |
Affected Products
moinmoinmoinmoDetection & mitigation playbook
Open-source dependencyDetect
Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for moin, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.
Fix
Update moin to 1.9.1 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms CVE-2010-0667 is resolved across your whole dependency graph.
Workarounds
Assume what was exposed is already known: rotate any credential, token or key that the affected component could return, restrict the endpoint to callers that genuinely need it, and strip sensitive fields from responses and error output at the boundary rather than relying on the client not to read them.
Frequently Asked Questions
Is CVE-2010-0667 in your dependencies?
Find it across PyPI, including transitive dependencies.