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Not in CISA KEV
MEDIUM severity

CVE-2020-13240 — dolibarr

MEDIUM

CVE-2020-13240 is a medium-severity (CVSS 5.4) Incorrect Default Permissions vulnerability in dolibarr/dolibarr. 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.

Dolibarr Stored Cross-site Scripting

Also known asBIT-dolibarr-2020-13240GHSA-f848-r5g6-6gpf
Published
Updated
Affected
1 pkg
Patched
See advisory
Exploits
1 known
Exploitation data as of Nov 3, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

EPSS Exploitation Probability

via FIRST.org ↗
0.7%probability of exploitation in next 30 days
Lower Risk0.00%
Lower risk than most CVEs53th percentile — riskier than 53% of all scored CVEsHighest risk
0.00%0.40%0.80%1.20%0.2%0.7%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
🐘dolibarr/dolibarr

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

Description

The DMS/ECM module in Dolibarr 11.0.4 allows users with the 'Setup documents directories' permission to rename uploaded files to have insecure file extensions. This bypasses the .noexe protection mechanism against XSS.

Affected Packages

1 total
EcosystemPackageVulnerable rangeFix
🐘Packagistdolibarr/dolibarrall versionsNo fix

Affected Products

1 product · 1 configurations
Application
dolibarr erp\/crmdolibarr
1 version
11.0.4
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 dolibarr/dolibarr, 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 dolibarr/dolibarr for CVE-2020-13240. 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

    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

The DMS/ECM module in Dolibarr 11.0.4 allows users with the 'Setup documents directories' permission to rename uploaded files to have insecure file extensions. This bypasses the .noexe protection mechanism against XSS.
O3 Security · Impact-Aware SCA

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CVE-2020-13240: dolibarr XSS (Medium 5.4)