MEDIUM
Opera before 10.54 on Windows and Mac OS X, and before 10.60 on UNIX platforms, does not properly restrict certain uses of homograph characters in domain names, which makes it easier for remote attackers to spoof IDN domains via unspecified choices of characters
Published Jul 7, 2010
4.3
MEDIUMCVSS 2.0
EPSS 2.27%
Description
Opera before 10.54 on Windows and Mac OS X, and before 10.60 on UNIX platforms, does not properly restrict certain uses of homograph characters in domain names, which makes it easier for remote attackers to spoof IDN domains via unspecified choices of characters.
Affected products
No data.
Configuration 1
AND
OR
- ≤ 10.53
- 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
- 6.01
- 6.02
- 6.03
- 6.04
- 6.05
- 6.06
- 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
- 10.00
- 10.00
- 10.00
- 10.00
- 10.01
- 10.10
- 10.10
- 10.50
- 10.50
- 10.51
- 10.52
Configuration 2
AND
OR
- ≤ 10.53
- 6.0
- 6.0
- 6.0
- 6.0
- 6.02
- 6.03
- 7.50
- 7.50
- 7.51
- 7.52
- 7.53
- 7.54
- 7.54
- 7.54
- 8.0
- 8.01
- 8.02
- 8.50
- 8.51
- 8.52
- 8.54
- 9.0
- 9.0
- 9.0
- 9.01
- 9.02
- 9.10
- 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
- 10.00
- 10.00
- 10.00
- 10.00
- 10.01
- 10.10
- 10.10
- 10.50
- 10.52
- 10.52
- 10.52
Configuration 3
AND
OR
- ≤ 10.60
- 5.0
- 5.0
- 5.0
- 5.0
- 5.0
- 5.0
- 5.0
- 5.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.1
- 6.01
- 6.1
- 6.02
- 6.03
- 6.11
- 6.12
- 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
- 8.0
- 8.0
- 8.0
- 8.0
- 8.01
- 8.02
- 8.50
- 8.51
- 8.52
- 8.54
- 9.0
- 9.0
- 9.0
- 9.01
- 9.02
- 9.10
- 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
- 10.00
- 10.00
- 10.00
- 10.00
- 10.10
- 10.10
- 10.11
- 10.53
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.
4.3 MEDIUM NVD
AV:N/AC:M/Au:N/C:N/I:P/A:N
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact Partial
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
2.27% 0.02272
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.02272
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 (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 2.27% (0.02272) | 82.47th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.27% (0.02272) | 80.73th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.00% (0.01003) | 75.48th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.82% (0.00823) | 82.60th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.82% (0.00823) | 81.34th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.82% (0.00823) | 79.29th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.97% (0.01974) | 78.97th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.97% (0.01974) | 77.12th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.97% (0.01974) | 56.20th | v2 (v2022.01.01) |
Weaknesses (1)
References (9)
- http://secunia.com/advisories/40250 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://www.opera.com/docs/changelogs/mac/1054/ x_refsource_CONFIRM
- http://www.opera.com/docs/changelogs/unix/1060/ x_refsource_CONFIRM
- http://www.opera.com/docs/changelogs/windows/1054/ x_refsource_CONFIRM
- http://www.opera.com/support/search/view/961/ x_refsource_CONFIRMVendor Advisory
- http://www.securityfocus.com/bid/40973 vdb-entryx_refsource_BID
- http://www.vupen.com/english/advisories/2010/1529 vdb-entryx_refsource_VUPENPatchVendor Advisory
- http://www.vupen.com/english/advisories/2010/1673 vdb-entryx_refsource_VUPENPatchVendor Advisory
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11603 vdb-entrysignaturex_refsource_OVAL
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/40250 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://www.opera.com/docs/changelogs/mac/1054/ | x_refsource_CONFIRM | |
| http://www.opera.com/docs/changelogs/unix/1060/ | x_refsource_CONFIRM | |
| http://www.opera.com/docs/changelogs/windows/1054/ | x_refsource_CONFIRM | |
| http://www.opera.com/support/search/view/961/ | x_refsource_CONFIRMVendor Advisory | |
| http://www.securityfocus.com/bid/40973 | vdb-entryx_refsource_BID | |
| http://www.vupen.com/english/advisories/2010/1529 | vdb-entryx_refsource_VUPENPatchVendor Advisory | |
| http://www.vupen.com/english/advisories/2010/1673 | vdb-entryx_refsource_VUPENPatchVendor Advisory | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11603 | vdb-entrysignaturex_refsource_OVAL |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jul 7, 2010
Updated Aug 7, 2024
Reserved Jul 7, 2010
Link CVE-2010-2660
CISA Vulnrichment
Updated n/a