ModSecurity
@ModSecurity
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ModSecurity is an Open Source web application firewall developed by Trustwave's SpiderLabs.
Earth
Joined April 2009
CRS will have its second community call on September 22, from 20:30 to 21:30 CEST (18:30 UTC / 2:30 p.m. ET) and will be moderated by former CRS co-leader Christian Folini. Check more details and register here:
luma.com
A video call where the CRS dev team gets to meet their community face-to-face. A place for information exchange and questions for both newbies and experienced…
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A new version of mod_security2 has been released, please check the blog post: https://t.co/RBFCgp9pnP
modsecurity.org
We would like to share our take on CVE-2025-54571, which was published on August 5, 2025.
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A new version of mod_security2 has been released, please check the blog post: https://t.co/1GKmk90r0P
modsecurity.org
We would like to share our take on CVE-2025-52891, which was published on July 1, 2025.
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New version of mod_security2 have been released: https://t.co/cvh5CPrarO This versions includes a fix against a recently discovered (another) DoS vulnerability: https://t.co/ydrpsiaueT Please upgrade your module!
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New version has been released: Nginx connector: https://t.co/hsM6awcWZU blog post: https://t.co/u0CGF2zIpH Please note that the log format has been changed!
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New version have been released: mod_security2: https://t.co/asuFfnCQ8H This versions includes a fix against a recently discovered DoS vulnerability: https://t.co/Em4UFvWFZB Please upgrade your module!
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Happy to announce OWASP Open WAF Day: https://t.co/PwTtJT4iJ3 Feel free to register yourself! #modsecurity #coreruleset #crs #coraza #waf
owasp2025globalappseceu.sched.com
View more about this event at OWASP 2025 Global AppSec EU
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Please take a look at this issue and share your opinions (on GH): https://t.co/4cMkr9Qls3
github.com
The compile-time option --disable-request-early in ModSecurity 2.x can lead to incorrect request processing with Core Rule Set (CRS) 4.0 and higher (as highlighted here). Given that CRS 4.0+ relies...
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Running smooth is great, but running secure is essential. #EasyDCIM v1.15.0 now supports #ModSecurity on #Debian-based systems, giving you a critical edge against evolving cybersecurity risks. See how else our platform helps you outpace threats: https://t.co/KkAUQhUTWj
#Firewall
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Please update your libmodsecurity3 instances as soon as possible: https://t.co/xx5utDm5eE
modsecurity.org
We would like to share our take on CVE-2025-27110, which was published on February 25, 2025.
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It's time to move to PCRE2 as default:
modsecurity.org
It’s time to switch to using the PCRE library.
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CRS will have its first community call on March 17, from 20:30 to 21:30 CET (19:30 UTC / 2:30 p.m. ET) and will be moderated by former CRS co-leader Christian Folini. Register here: https://t.co/Ib7AXFzipX
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CVE-2024-46292 was published related to ModSecurity: https://t.co/4crsuNIHGW Here is the team's resolution: https://t.co/GpPCM3ssmJ If you have any question you can ask here: https://t.co/K8cMNYWOx0
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The CRS project has released version 4.6.0 for CRS 4 and version 3.3.6 for CRS 3. The new releases tackle two multipart file upload bypass methods. All users are requested to update to the new releases. Read more and get the new releases: https://t.co/mnwxjirzWw
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New versions of ModSecurity have been released, see the blog post: https://t.co/REgpCjQ2D2
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https://t.co/FXloluN3G9 After a long period, the https://t.co/UZppADoWB8 website is available again with renewed content and form.
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Please save the date: we would like to organize a mini-event on June 5, 2024, where we can meet everyone in person and discuss future tasks. The venue is Leuven, Belgium - the exact location has yet to be determined. We will meet around 13:00 and will leave about 18:00.
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This is a bit of a portrait of the #OWASP #WAF projects I am co-leading. Translation should be easy if you do not read German. CC @coreruleset, @ModSecurity
Seit Anfang Jahr verwaltet @owasp die "Web Application Firewall"-Engine, welche unter anderem das #Evoting-System der @swisspost schützt. Wir haben uns mit dem Verantwortlichen, @ChrFolini, unterhalten. https://t.co/MDrykW28X8
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@CoreRuleSet #CRS is largely underestimated by new OpSec. Thanks for your work ;-)
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Technical problems with Youtube for my OWASP ModSecurity presentation starting now. Organizers invite everybody directly into zoom call: https://t.co/1FaMF4Ak2o
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