CVE-2011-0682 json
Integer truncation error in opera.dll in Opera before 11.01 allows remote attackers to execute arbitrary code or cause a denial of service…
published 2011-01-31 15 y ago modified 2026-06-16 4 mo ago also EUVD-2011-0700
- cvss
- 9.3
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 5.6%
- EPSS 5.6% chance of exploitation in 30 days, percentile 93%
- public exploits
- 0
- none known
Summary
Integer truncation error in opera.dll in Opera before 11.01 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via an HTML form with a select element that contains a large number of children.
Exploit prediction
5.64% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
Classification
- Weakness
-
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
-
vupen.com
/english/advisories/2011/0231
vdb-entry, vendor-advisory
-
opera.com
/support/kb/view/982/
vendor-advisory
-
secunia.com
/advisories/43023
third-party-advisory, vendor-advisory
- opera.com /docs/changelogs/windows/1101/
- opera.com /docs/changelogs/unix/1101/
-
securityfocus.com
/bid/46036
vdb-entry
- opera.com /docs/changelogs/mac/1101/
-
osvdb.org
/70728
vdb-entry
- alternativ-testing.fr /blog/index.php?post/2011/%5BCVE-XXXX-XXXX%5D-Opera-11-Integer-Truncation-Vulnerability
-
oval.cisecurity.org
/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12636
vdb-entry, signature
Sources
- CVE List CVE-2011-0682
- NVD CVE-2011-0682
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.