How severe is CVE-2008-0781?

No CVSS score has been assigned to CVE-2008-0781 yet. Review the advisory details and affected package list to assess your exposure.

Which packages are affected by CVE-2008-0781?

CVE-2008-0781 affects the following packages: moin (PyPI). Ecosystems affected: PyPI.

How do I fix CVE-2008-0781?

The records we use list no patched version of moin for CVE-2008-0781. Check the maintainer's advisory, and where your build allows, override or pin the dependency away from the vulnerable range.

How do I detect CVE-2008-0781 in my PyPI dependencies?

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.

How do I mitigate CVE-2008-0781 if there is no patch (or I can't update yet)?

Escape or sanitise the affected output on the server side rather than relying on client-side filtering, and add a Content-Security-Policy that blocks inline script execution so injected markup cannot run even if it reaches the page.

Is CVE-2008-0781 actively exploited in the wild?

No public exploit code has been indexed for CVE-2008-0781 yet. This does not mean the vulnerability cannot be exploited — absence of public exploits does not imply safety. Apply the recommended fix and use O3 Security to monitor your exposure.

What is the EPSS score for CVE-2008-0781?

CVE-2008-0781 has an EPSS (Exploit Prediction Scoring System) score of 2.6%, placing it in the 85th percentile of all CVEs. EPSS is maintained by FIRST.org and estimates the probability that a vulnerability will be exploited in the wild within the next 30 days. This score indicates relatively lower exploitation probability, though the CVSS severity should still guide your patching priority.

What type of vulnerability is CVE-2008-0781?

CVE-2008-0781 is classified as Cross-site Scripting (XSS) (CWE-79). This weakness type describe the underlying flaw category, which helps determine the potential impact and the right class of mitigation. This is a high-impact weakness class that often enables remote code execution or data exposure.

When was CVE-2008-0781 published, and has it been updated?

CVE-2008-0781 was published on May 1, 2022 and was last updated on July 6, 2026. Advisory data evolves as severity scores, affected ranges, and exploit intelligence are revised — always check the latest version of the advisory before acting.

🐍 PyPI

Not in CISA KEV

CVE-2008-0781 — moin

CVE-2008-0781 is a Cross-site Scripting (XSS) vulnerability in moin. The records list no fixed version yet; check the vendor advisory below and apply the mitigations in the meantime.

MoinMoin Multiple cross-site scripting (XSS) vulnerabilities

Also known asPYSEC-2026-669

Published

May 1, 2022

Updated

Jul 6, 2026

Affected

1 pkg

Patched

See advisory

Exploits

None indexed

Exploitation data as of Nov 5, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

EPSS Exploitation Probability

via FIRST.org ↗

2.6%probability of exploitation in next 30 days

Lower Risk0.00%

Lower risk than most CVEs85th percentile — riskier than 85% of all scored CVEsHighest risk

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

Real-World Exposure

1 pkg affected

🐍moin

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

Multiple cross-site scripting (XSS) vulnerabilities in action/AttachFile.py in MoinMoin 1.5.8 and earlier allow remote attackers to inject arbitrary web script or HTML via (1) message, (2) pagename, and (3) target filenames. The issue was fixed on db212dfc58ef.

Affected Packages

1 total

Ecosystem	Package	Vulnerable range	Fix
🐍PyPI	`moin`	all versions	No fix

Affected Products

1 product · 26 configurations

Application

moinmoinmoinmoin

26 versions

0.10.20.30.70.80.90.100.111.01.11.21.2.1

Detection & mitigation playbook

Open-source dependency

Detect
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.
Remediation status
The records we use list no patched version of moin for CVE-2008-0781. Check the maintainer's advisory, and where your build allows, override or pin the dependency away from the vulnerable range.
Mitigate without a patch
Escape or sanitise the affected output on the server side rather than relying on client-side filtering, and add a Content-Security-Policy that blocks inline script execution so injected markup cannot run even if it reaches the page.

Frequently Asked Questions

Multiple cross-site scripting (XSS) vulnerabilities in `action/AttachFile.py` in MoinMoin 1.5.8 and earlier allow remote attackers to inject arbitrary web script or HTML via (1) message, (2) pagename, and (3) target filenames. The issue was fixed on [db212dfc58ef](http://hg.moinmo.in/moin/1.5/rev/db212dfc58ef).

O3 Security · Impact-Aware SCA

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