CVE-2011-2609 json
Opera before 11.50 does not properly restrict data: URIs, which makes it easier for remote attackers to conduct cross-site scripting (XSS)…
published 2011-07-01 15 y ago modified 2026-06-16 4 mo ago also EUVD-2011-2592
- cvss
- 4.3
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.6%
- EPSS 1.6% chance of exploitation in 30 days, percentile 76%
- public exploits
- 0
- none known
Summary
Opera before 11.50 does not properly restrict data: URIs, which makes it easier for remote attackers to conduct cross-site scripting (XSS) attacks via a crafted web site.
Exploit prediction
1.63% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
secunia.com
/advisories/45060
third-party-advisory, vendor-advisory
-
opera.com
/support/kb/view/995/
vendor-advisory
-
exchange.xforce.ibmcloud.com
/vulnerabilities/68322
vdb-entry
-
securityfocus.com
/bid/48500
vdb-entry
- opera.com /docs/changelogs/windows/1150/
-
osvdb.org
/73485
vdb-entry
- opera.com /docs/changelogs/unix/1150/
- opera.com /docs/changelogs/mac/1150/
Sources
- CVE List CVE-2011-2609
- NVD CVE-2011-2609
Fencer Intel 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.