PatchTheCVECVE-2009-0493: SQL injection vulnerability in login.php in IT!CMS 2.1a and earlier allows remote attackers to execute arbitra
CVE-2009-0493 is a high-severity flaw (CVSS 7.5) affecting it\!cms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
SQL injection vulnerability in login.php in IT!CMS 2.1a and earlier allows remote attackers to execute arbitrary SQL commands via the Username.
Why this priority
- High severity
- Public exploit reference
A fixed release or distro patch exists.
Risk facts
| CVSS score | 7.5 (High) |
| EPSS exploit chance | 1.0% (top 38%) |
| CISA exploited list | No |
| Weakness | CWE-89 |
| Published | 2009-02-10 |
| Last modified | 2026-06-16 |
Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Public exploits and detection
Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.
- Exploit-DB: ItCMS 2.1a - Authentication Bypass
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2009-0493?
it\!cms: upgrade to newer than 0.21-alpha. Exact commands for each OS are on this page.
Is CVE-2009-0493 being exploited?
CVE-2009-0493 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2009-0493 affect?
CVE-2009-0493 affects it\!cms. Severity is high (CVSS 7.5). SQL injection vulnerability in login.php in IT!CMS 2.1a and earlier allows remote attackers to execute arbitrary SQL commands via the Username.
How urgent is CVE-2009-0493?
Priority 47/100. High severity; Public exploit reference