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Company

CrowdSec

Open-source intrusion detection project and company whose participants share signals about attacking IP addresses through a collaborative blocklist.

Known aliases

  • CrowdSec SAS

Current stories

securityConfirmed4 publishers

Attacker copied 170 CrowdSec repositories with a departed employee's still-live GitHub token

CrowdSec kept a leaver's GitHub access open so he could finish some work, his laptop was hit by the TanStack npm compromise on May 11, and the repositories were copied on May 22 and posted to a forum on September 16.

Publishers:crowdsec.net github.com securityweek.com thehackernews.com

Perspective Coverage

4 publishers
Builder
Builder 34%
Operator
Operator 51%
Investor
Investor 15%

Reality

Evidence55
Adoption
Not scored
Hype gap−25
Incentives65
Confidence58
buildOne report1 publisher

Netban bans an SSH bot's whole /24 in nftables ahead of UFW's allow-22 rule

Netban, a Bash script posted on dev.to, bans an SSH bot's whole /24 for 24 hours by default. Its author built it after one bot tripped Wazuh 91 times. Bans live in a separate nftables table and expire by themselves, leaving existing UFW or firewalld rules untouched.

Publishers:dev.to

Reality

Evidence45
Adoption
Not scored
Hype gap−5
Incentives30
Confidence45
productOne report1 publisher

An ex-employee's live OAuth token let strangers copy 170 CrowdSec repositories in nine minutes

TeamPCP's npm compromise of TanStack reached CrowdSec through a departed employee's laptop, and the company learned its private repositories had been copied only when the code surfaced on a dark web forum in September.

Publishers:devops.com

Reality

Evidence58
Adoption55
Hype gap+12
Incentives72
Confidence60
buildOne report1 publisher

A backdoored TanStack dependency lifted the CI key that could read CrowdSec's private repositories

TanStack closed out its package compromise on May 15th, and CrowdSec learned 124 days later that the same incident had cost it a CI credential with read access to its private code. The notice came from an outside researcher.

Publishers:runtimewire.com

Reality

Evidence46
Adoption55
Hype gap+12
Incentives74
Confidence55
buildOne report1 publisher

Exploitation beat CVE publication for about 256 vulnerabilities last year

VulnCheck logged 884 vulnerabilities with first-time exploitation evidence in 2025, and 28.96% of them were already being exploited by the day their CVE appeared, up from 23.6% a year earlier. The same report calls the year's timing highly consistent with 2024.

Publishers:vulncheck.com

Reality

Evidence52
Adoption
Not scored
Hype gap+18
Incentives78
Confidence48