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
Published Apr 19, 2013
5.0
MEDIUMCVSS 2.0
EPSS 1.67%
Description
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.
Affected products
No data.
- ≤ 12.14
- 3.00
- 3.00
- 3.10
- 3.21
- 3.50
- 3.51
- 3.60
- 3.61
- 3.62
- 3.62
- 4.00
- 4.00
- 4.00
- 4.00
- 4.00
- 4.00
- 4.01
- 4.02
- 5.0
- 5.0
- 5.0
- 5.0
- 5.0
- 5.0
- 5.0
- 5.0
- 5.02
- 5.10
- 5.11
- 5.12
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.1
- 6.01
- 6.1
- 6.02
- 6.03
- 6.04
- 6.05
- 6.06
- 6.11
- 6.12
- 7.0
- 7.0
- 7.0
- 7.0
- 7.01
- 7.02
- 7.03
- 7.10
- 7.10
- 7.11
- 7.11
- 7.20
- 7.20
- 7.21
- 7.22
- 7.23
- 7.50
- 7.50
- 7.51
- 7.52
- 7.53
- 7.54
- 7.54
- 7.54
- 7.60
- 8.0
- 8.0
- 8.0
- 8.0
- 8.01
- 8.02
- 8.50
- 8.51
- 8.52
- 8.53
- 8.54
- 9.0
- 9.0
- 9.0
- 9.01
- 9.02
- 9.10
- 9.12
- 9.20
- 9.20
- 9.21
- 9.22
- 9.23
- 9.24
- 9.25
- 9.26
- 9.27
- 9.50
- 9.50
- 9.50
- 9.51
- 9.52
- 9.60
- 9.60
- 9.61
- 9.62
- 9.63
- 9.64
- 10
- 10.00
- 10.00
- 10.00
- 10.00
- 10.00
- 10.00
- 10.01
- 10.10
- 10.10
- 10.10
- 10.11
- 10.20
- 10.50
- 10.50
- 10.50
- 10.50
- 10.50
- 10.51
- 10.52
- 10.52
- 10.52
- 10.53
- 10.53
- 10.53
- 10.54
- 10.60
- 10.60
- 10.60
- 10.61
- 10.62
- 10.63
- 11.00
- 11.00
- 11.00
- 11.00b1
- 11.01
- 11.10
- 11.10
- 11.10
- 11.11
- 11.50
- 11.50
- 11.50
- 11.51
- 11.52
- 11.52.1100
- 11.60
- 11.60
- 11.60
- 11.61
- 11.62
- 11.64
- 11.65
- 11.66
- 11.67
- 12.00
- 12.00
- 12.01
- 12.02
- 12.10
- 12.10
- 12.11
- 12.12
- 12.13
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/I:N/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 1.67% (0.01667) | 75.92th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.67% (0.01667) | 73.64th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.23% (0.00230) | 43.83th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.18% (0.00176) | 56.06th | v3 (v2023.03.01) |
| Apr 25, 2024 | 0.15% (0.00147) | 50.04th | v3 (v2023.03.01) |
| Mar 15, 2024 | 0.14% (0.00135) | 47.87th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.12% (0.00123) | 45.36th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.18% (0.00181) | 53.53th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.05% (0.01055) | 52.13th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.05% (0.01055) | 50.47th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.05% (0.01055) | 48.43th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.05% (0.01055) | 27.52th | v2 (v2022.01.01) |
References (2)
- http://www.opera.com/docs/changelogs/unified/1215/ x_refsource_CONFIRM
- http://www.opera.com/security/advisory/1047 x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.opera.com/docs/changelogs/unified/1215/ | x_refsource_CONFIRM | |
| http://www.opera.com/security/advisory/1047 | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.