Cross-site request forgery (CSRF) vulnerability in TWiki before 4.3.1 allows remote authenticated users to hijack the authentication of arbitrary users for requests that update pages, as demonstrated by a URL for a save script in the SRC attribute of an IMG element, a related issue to CVE-2009-1434.
CVE-2009-1339
- No confirmed exploitation signals yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EG Risk
- 0EG Risk 0/100
EG Risk is EchelonGraph's 0–100 priority score. It fuses intrinsic severity with real-world exploitation and automatability, so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. It is distinct from the 0–10 EG Score, which measures severity.
- EPSS
- 51.0%
- KEV
- Not listed
Published
April 30, 2009
Last Modified
April 23, 2026
References (20)
- cve@mitrehttp://bugs.debian.org/526258
- cve@mitrehttp://secunia.com/advisories/34880
- cve@mitrehttp://securitytracker.com/id?1022146
- cve@mitrehttp://sourceforge.net/mailarchive/forum.php?thread_name=7E0723DC-CBFF-4DBD-B26C-8686287FF689%40twiki.net&forum_name=twiki-announce
- cve@mitrehttp://twiki.org/cgi-bin/view/Codev/SecurityAlert-CVE-2009-1339
- cve@mitrehttp://twiki.org/p/pub/Codev/SecurityAlert-CVE-2009-1339/TWiki-4.3.0-c-diff-cve-2009-1339.txt
- cve@mitrehttp://www.nabble.com/Bug-526258:-CVE-2009-1339:-CSRF-Vulnerability-with-Image-Tag-td23311575.html
- cve@mitrehttp://www.vupen.com/english/advisories/2009/1217
- cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/50254
- cve@mitrehttps://launchpad.net/bugs/cve/2009-1339
- af854a3a-2127-422b-91ae-364da2661108http://bugs.debian.org/526258
- af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/34880
- af854a3a-2127-422b-91ae-364da2661108http://securitytracker.com/id?1022146
- af854a3a-2127-422b-91ae-364da2661108http://sourceforge.net/mailarchive/forum.php?thread_name=7E0723DC-CBFF-4DBD-B26C-8686287FF689%40twiki.net&forum_name=twiki-announce
- af854a3a-2127-422b-91ae-364da2661108http://twiki.org/cgi-bin/view/Codev/SecurityAlert-CVE-2009-1339
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 10× in last 7d / 39× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-23 00:58 UTCEG score recompute
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Related CVEs(same CWE)
Frequently asked(4)
What is CVE-2009-1339?
When was CVE-2009-1339 disclosed?
Is CVE-2009-1339 actively exploited?
How do I remediate CVE-2009-1339?
Dependency Blast Radius
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