CVE-2009-4855
** DISPUTED ** SQL injection vulnerability in index.php in TYPO3 4.0 allows remote attackers to...
SQL injection vulnerability in index.php in TYPO3 4.0 allows remote attackers to execute arbitrary SQL commands via the showUid parameter. NOTE: the TYPO3 Security Team disputes this report, stating that "there is no such vulnerability... The showUid parameter is generally used in third-party TYPO3 extensions - not in TYPO3 Core.
Exploit likelihood
What each source reports
NVD Score used
SQL injection vulnerability in index.php in TYPO3 4.0 allows remote attackers to execute arbitrary SQL commands via the showUid parameter. NOTE: the TYPO3 Security Team disputes this report, stating that "there is no such vulnerability... The showUid parameter is generally used in third-party TYPO3 extensions - not in TYPO3 Core.
- Record
CVE-2009-4855- CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Weakness
- CWE-89
- Updated
- 2026-11-02
CVE List No score
SQL injection vulnerability in index.php in TYPO3 4.0 allows remote attackers to execute arbitrary SQL commands via the showUid parameter. NOTE: the TYPO3 Security Team disputes this report, stating that "there is no such vulnerability... The showUid parameter is generally used in third-party TYPO3 extensions - not in TYPO3 Core.
- Record
CVE-2009-4855- Updated
- 2026-11-02
EUVDEUVD-2009-4818 No score
SQL injection vulnerability in index.php in TYPO3 4.0 allows remote attackers to execute arbitrary SQL commands via the showUid parameter. NOTE: the TYPO3 Security Team disputes this report, stating that "there is no such vulnerability... The showUid parameter is generally used in third-party TYPO3 extensions - not in TYPO3 Core.
- Record
EUVD-2009-4818- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-45mh-qx52-cv3c No score
** DISPUTED ** SQL injection vulnerability in index.php in TYPO3 4.0 allows remote attackers to...
** DISPUTED ** SQL injection vulnerability in index.php in TYPO3 4.0 allows remote attackers to execute arbitrary SQL commands via the showUid parameter. NOTE: the TYPO3 Security Team disputes this report, stating that "there is no such vulnerability... The showUid parameter is generally used in third-party TYPO3 extensions - not in TYPO3 Core."
- Record
GHSA-45mh-qx52-cv3c- Weakness
- CWE-89
- Updated
- 2026-11-02
Affected products
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | TYPO3 CMS 4.0 - 'showUid' SQL Injection | 2009-08-06 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2009-4855 is a high vulnerability (CVSS 7.5) in Typo3, published May 10, 2010. Its validity is disputed. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 0.99%, the 62nd percentile.