CVE-2009-4090 json
Unrestricted file upload vulnerability in ajax/addComment.php in telepark.wiki 2.4.23 and earlier script allows remote attackers to execute…
published 2009-11-27 16 y ago modified 2026-06-16 4 mo ago also EUVD-2009-4061
- cvss
- 7.5
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 3.2%
- EPSS 3.2% chance of exploitation in 30 days, percentile 88%
- public exploits
- 0
- none known
Summary
Unrestricted file upload vulnerability in ajax/addComment.php in telepark.wiki 2.4.23 and earlier script allows remote attackers to execute arbitrary code by uploading a file with a name containing a NULL byte.
Patch / fix
Exploit prediction
3.21% chance of exploitation in the next 30 days, higher than 88% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- secunia.com http://secunia.com/advisories/37391 referenced PoC, tagged "exploit" by a source, unverified
- packetstormsecurity.org http://packetstormsecurity.org/0911-exploits/Telepark-fixes-nov09-2.txt referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
Classification
- Weakness
-
- CWE-20 Improper Input Validation
References
-
blog.telepark.com
/telepark-web-software/2009/11/09/telepark-wiki-security-fixes/
patch
-
secunia.com
/advisories/37391
third-party-advisory, exploit, vendor-advisory
-
packetstormsecurity.org
/0911-exploits/Telepark-fixes-nov09-2.txt
exploit
-
osvdb.org
/60219
vdb-entry
-
exchange.xforce.ibmcloud.com
/vulnerabilities/54294
vdb-entry
Sources
- CVE List CVE-2009-4090
- NVD CVE-2009-4090
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.