CVE-2007-6640 json
Creammonkey 0.9 through 1.1 and GreaseKit 1.2 through 1.3 does not properly prevent access to dangerous functions, which allows remote atta…
published 2008-01-04 18 y ago modified 2026-06-16 4 mo ago also EUVD-2007-6605
- cvss
- 6.4
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.2%
- EPSS 1.2% chance of exploitation in 30 days, percentile 68%
- public exploits
- 0
- none known
Summary
Creammonkey 0.9 through 1.1 and GreaseKit 1.2 through 1.3 does not properly prevent access to dangerous functions, which allows remote attackers to read the configuration, modify the configuration, or send an HTTP request via the (1) GM_addStyle, (2) GM_log, (3) GM_openInTab, (4) GM_setValue, (5) GM_getValue, or (6) GM_xmlhttpRequest function within a web page on which a userscript is configured.
Exploit prediction
1.19% chance of exploitation in the next 30 days, higher than 68% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 6.4 | AV:N/AC:L/Au:N/C:P/I:P/A:N |
Classification
- Weakness
-
- CWE-264 Permissions, Privileges, and Access Controls
References
- 8-p.info /greasekit/vuln/20071226-en.html
-
secunia.com
/advisories/28241
third-party-advisory
-
osvdb.org
/42819
vdb-entry
-
exchange.xforce.ibmcloud.com
/vulnerabilities/39272
vdb-entry
Sources
- CVE List CVE-2007-6640
- NVD CVE-2007-6640
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.