The setRequestHeader method of the XMLHttpRequest object in Microsoft Internet Explorer 7 does not restrict the dangerous Transfer-Encoding HTTP request header, which allows remote attackers to conduct HTTP request splitting and HTTP request smuggling attacks via a POST containing a "Transfer-Encoding: chunked" header and a request body with an incorrect chunk size
Published Mar 28, 2008
4.3
MEDIUMCVSS 2.0
EPSS 11.84%
Description
The setRequestHeader method of the XMLHttpRequest object in Microsoft Internet Explorer 7 does not restrict the dangerous Transfer-Encoding HTTP request header, which allows remote attackers to conduct HTTP request splitting and HTTP request smuggling attacks via a POST containing a "Transfer-Encoding: chunked" header and a request body with an incorrect chunk size.
Affected products
No data.
- 7.0
- 7.0.5730.11
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 (18 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 11.84% (0.11843) | 95.97th | v5 (v2026.06.15) |
| Jun 15, 2026 | 11.84% (0.11843) | 95.54th | v5 (v2026.06.15) |
| Mar 30, 2025 | 24.20% (0.24205) | 95.62th | v4 (v2025.03.14) |
| Mar 29, 2025 | 28.67% (0.28672) | 94.51th | v4 (v2025.03.14) |
| Mar 17, 2025 | 24.20% (0.24205) | 95.62th | v4 (v2025.03.14) |
| Mar 9, 2025 | 59.80% (0.59802) | 97.98th | v3 (v2023.03.01) |
| Jan 30, 2025 | 69.49% (0.69487) | 98.22th | v3 (v2023.03.01) |
| Dec 17, 2024 | 59.65% (0.59652) | 97.89th | v3 (v2023.03.01) |
| Nov 15, 2024 | 77.25% (0.77251) | 98.30th | v3 (v2023.03.01) |
| Oct 8, 2024 | 55.57% (0.55567) | 97.72th | v3 (v2023.03.01) |
| Aug 30, 2024 | 4.71% (0.04712) | 92.81th | v3 (v2023.03.01) |
| Jun 17, 2024 | 2.94% (0.02941) | 90.88th | v3 (v2023.03.01) |
| Apr 3, 2024 | 1.05% (0.01047) | 83.70th | v3 (v2023.03.01) |
| Mar 30, 2024 | 0.97% (0.00968) | 83.00th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.97% (0.00968) | 80.99th | v3 (v2023.03.01) |
| Mar 6, 2023 | 13.78% (0.13782) | 95.80th | v2 (v2022.01.01) |
| Apr 1, 2022 | 13.78% (0.13782) | 95.44th | v2 (v2022.01.01) |
| Feb 4, 2022 | 13.78% (0.13782) | 90.87th | v2 (v2022.01.01) |
References (6)
- http://secunia.com/advisories/29453 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://securityreason.com/securityalert/3786 third-party-advisoryx_refsource_SREASON
- http://www.mindedsecurity.com/MSA01240108.html x_refsource_MISCExploit
- http://www.securityfocus.com/archive/1/489960/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.vupen.com/english/advisories/2008/0980 vdb-entryx_refsource_VUPEN
- https://exchange.xforce.ibmcloud.com/vulnerabilities/42804 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/29453 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://securityreason.com/securityalert/3786 | third-party-advisoryx_refsource_SREASON | |
| http://www.mindedsecurity.com/MSA01240108.html | x_refsource_MISCExploit | |
| http://www.securityfocus.com/archive/1/489960/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.vupen.com/english/advisories/2008/0980 | vdb-entryx_refsource_VUPEN | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/42804 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.