The XSS Filter in Microsoft Internet Explorer 8 allows remote attackers to leverage the "response-changing mechanism" to conduct cross-site scripting (XSS) attacks against web sites that have no inherent XSS vulnerabilities, related to the details of output encoding and improper modification of an HTML attribute, aka "XSS Filter Script Handling Vulnerability."
Published Nov 25, 2009
4.3
MEDIUMCVSS 2.0
EPSS 14.84%
Description
The XSS Filter in Microsoft Internet Explorer 8 allows remote attackers to leverage the "response-changing mechanism" to conduct cross-site scripting (XSS) attacks against web sites that have no inherent XSS vulnerabilities, related to the details of output encoding and improper modification of an HTML attribute, aka "XSS Filter Script Handling Vulnerability."
Affected products
No data.
- 8
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:M/Au:N/C:N/I:P/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 1, 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 (17 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 14.84% (0.14842) | 96.60th | v5 (v2026.06.15) |
| Jun 15, 2026 | 14.84% (0.14842) | 96.26th | v5 (v2026.06.15) |
| Mar 30, 2025 | 19.68% (0.19684) | 94.95th | v4 (v2025.03.14) |
| Mar 29, 2025 | 38.73% (0.38733) | 95.86th | v4 (v2025.03.14) |
| Mar 17, 2025 | 19.68% (0.19684) | 94.96th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.53% (0.00525) | 77.69th | v3 (v2023.03.01) |
| Feb 28, 2024 | 0.53% (0.00525) | 76.32th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.60% (0.00605) | 77.89th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.60% (0.00605) | 75.26th | v3 (v2023.03.01) |
| Mar 6, 2023 | 13.78% (0.13782) | 95.80th | v2 (v2022.01.01) |
| Feb 25, 2023 | 13.78% (0.13782) | 95.80th | v2 (v2022.01.01) |
| Oct 20, 2022 | 16.53% (0.16531) | 96.01th | v2 (v2022.01.01) |
| Aug 16, 2022 | 19.21% (0.19214) | 96.16th | v2 (v2022.01.01) |
| Jul 18, 2022 | 24.89% (0.24895) | 96.75th | v2 (v2022.01.01) |
| Jul 17, 2022 | 1.32% (0.01319) | 70.15th | v2 (v2022.01.01) |
| Apr 3, 2022 | 24.89% (0.24895) | 96.66th | v2 (v2022.01.01) |
| Feb 4, 2022 | 28.83% (0.28829) | 96.07th | v2 (v2022.01.01) |
No CWE recorded.
References (6)
- http://hackademix.net/2009/11/21/ies-xss-filter-creates-xss-vulnerabilities/ x_refsource_MISC
- http://www.owasp.org/images/5/50/OWASP-Italy_Day_IV_Maone.pdf x_refsource_MISC
- http://www.securityfocus.com/bid/37135 vdb-entryx_refsource_BID
- http://www.theregister.co.uk/2009/11/20/internet_explorer_security_flaw/ x_refsource_MISC
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-002 vendor-advisoryx_refsource_MS
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7715 vdb-entrysignaturex_refsource_OVAL
| Link | Providers | Tags |
|---|---|---|
| http://hackademix.net/2009/11/21/ies-xss-filter-creates-xss-vulnerabilities/ | x_refsource_MISC | |
| http://www.owasp.org/images/5/50/OWASP-Italy_Day_IV_Maone.pdf | x_refsource_MISC | |
| http://www.securityfocus.com/bid/37135 | vdb-entryx_refsource_BID | |
| http://www.theregister.co.uk/2009/11/20/internet_explorer_security_flaw/ | x_refsource_MISC | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2010/ms10-002 | vendor-advisoryx_refsource_MS | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A7715 | vdb-entrysignaturex_refsource_OVAL |
Change history (0)
No recorded changes yet.