Modsecurity vulnerabilitiesRanked by how likely they are to be used.
Modsecurity is made by Owasp. We track 1 published vulnerability in it, across 73 versions. None of them is on the list of flaws known to be exploited today. If you run Modsecurity, keep it on a version the vendor still supports.
We keep watching the known-exploited list.
Which Modsecurity vulnerabilities are being exploited?
This is the list that matters most: flaws criminals are using now.
None of Modsecurity's published vulnerabilities is on the list of flaws known to be exploited today. We keep watching that list.
Which Modsecurity flaws are most likely to be used?
Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.
- 0.3%CVE-2025-54571Medium
ModSecurity is an open source, cross platform web application firewall (WAF) engine for Apache, IIS and Nginx.
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1 new flaw affects software Acme tracks
ModSecurity is an open source, cross platform web application firewall (WAF) engine for Apache, IIS and Nginx. In versions 2.9.11 and below, an attacker can override the HTTP response’s Content-Type, which could lead to several issues depending on the HTTP scenario. For example, we have demonstrated the potential for XSS and arbitrary script source code disclosure in the latest version of mod_security2. This issue is fixed in version 2.9.12.
- Matched to
- Modsecurity on Acme's software list
- What to do
- Plan in the vendor’s update
Sent to the alert recipients Acme chose. Also in the app and to Acme's webhook.
We track 1 published vulnerability listed under the name Modsecurity, across 73 versions.
None of Modsecurity's vulnerabilities is on the list of flaws known to be exploited today.
Create a Precursor Intelligence account and track Modsecurity. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.