CVE-2013-3210
Opera before 12.15 does not properly block top-level domains in Set-Cookie headers, which allows...
CVE-2013-3210 is a medium vulnerability (CVSS 5.0) in Opera Browser, published April 19, 2013. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.67%, the 76th percentile. No source names a fixed version.
Opera before 12.15 does not properly block top-level domains in Set-Cookie headers, which allows remote attackers to obtain sensitive information by leveraging control of a different web site in the same top-level domain.
Exploit likelihood
What each source reports
NVD Score used
Opera before 12.15 does not properly block top-level domains in Set-Cookie headers, which allows remote attackers to obtain sensitive information by leveraging control of a different web site in the same top-level domain.
- Record
CVE-2013-3210- CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
CVE List No score
Opera before 12.15 does not properly block top-level domains in Set-Cookie headers, which allows remote attackers to obtain sensitive information by leveraging control of a different web site in the same top-level domain.
- Record
CVE-2013-3210- Updated
- 2026-11-02
EUVDEUVD-2013-3148 No score
Opera before 12.15 does not properly block top-level domains in Set-Cookie headers, which allows remote attackers to obtain sensitive information by leveraging control of a different web site in the same top-level domain.
- Record
EUVD-2013-3148- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-63p2-gq7m-9wpm No score
Opera before 12.15 does not properly block top-level domains in Set-Cookie headers, which allows...
Opera before 12.15 does not properly block top-level domains in Set-Cookie headers, which allows remote attackers to obtain sensitive information by leveraging control of a different web site in the same top-level domain.
- Record
GHSA-63p2-gq7m-9wpm- Weakness
- CWE-200
- Updated
- 2026-11-02
Affected products
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD |