CVE-2009-4837
Multiple cross-site scripting (XSS) vulnerabilities in Basic Analysis and Security Engine (BASE) before 1.4.3.1 allow remote attackers to…
- 4.3MediumCVSS base score
- 1.1%Exploitation in 30 daysEPSS · top 34% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Multiple cross-site scripting (XSS) vulnerabilities in Basic Analysis and Security Engine (BASE) before 1.4.3.1 allow remote attackers to inject arbitrary web script or HTML via the (1) sig[1] parameter to base/base_qry_main.php, or the time[0][1] parameter to (2) base/base_stat_alerts.php or (3) base/base_stat_uaddr.php. NOTE: some of these details are obtained from third party information.
Timeline
ID reserved
By mitre
Published
- 14 years later
· 14 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
- EPSS (exploitation in 30 days)
- 1.1% · top 34% of all CVEs (11 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Affected products
n/a
- affected n/a
References
References4
- http://spl0it.org/files/BASE-XSS/Reflective-notes.txt (opens in a new tab)x_refsource_MISCx_transferred
- http://secureideas.cvs.sourceforge.net/viewvc/secureideas/base-php4/base_ag_common.php?sortby=date&view (opens in a new tab)x_refsource_CONFIRMx_transferred
- 35222 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://base.secureideas.net/news.php (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2009-4800 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2009-4837)Record last updated .