A cross-site-scripting (XSS) vulnerability exists when an open source customization for Microsoft Active Directory Federation Services (AD FS) does not properly sanitize a specially crafted web request to an affected AD FS server, aka "Open Source Customization for Active Directory Federation Services XSS Vulnerability." This affects Web Customizations
Published Jul 11, 2018
5.4
MEDIUMCVSS 3.0
EPSS 2.56%
Description
A cross-site-scripting (XSS) vulnerability exists when an open source customization for Microsoft Active Directory Federation Services (AD FS) does not properly sanitize a specially crafted web request to an affected AD FS server, aka "Open Source Customization for Active Directory Federation Services XSS Vulnerability." This affects Web Customizations.
Affected products
-
- Version Active Directory Federation ServicesStatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Microsoft | Web Customizations | n/a |
|
- < 0.1
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.
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
AV:N/AC:M/Au:S/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
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (27 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.56% (0.02561) | 84.55th | v5 (v2026.06.15) |
| Sep 22, 2026 | 2.56% (0.02561) | 84.41th | v5 (v2026.06.15) |
| Sep 21, 2026 | 3.70% (0.03700) | 89.26th | v5 (v2026.06.15) |
| Sep 20, 2026 | 2.56% (0.02561) | 84.40th | v5 (v2026.06.15) |
| Sep 6, 2026 | 2.37% (0.02368) | 82.70th | v5 (v2026.06.15) |
| Sep 5, 2026 | 3.47% (0.03466) | 88.28th | v5 (v2026.06.15) |
| Aug 30, 2026 | 2.37% (0.02368) | 82.61th | v5 (v2026.06.15) |
| Aug 28, 2026 | 3.47% (0.03466) | 88.21th | v5 (v2026.06.15) |
| Aug 24, 2026 | 2.37% (0.02368) | 82.51th | v5 (v2026.06.15) |
| Aug 23, 2026 | 3.47% (0.03466) | 88.16th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.37% (0.02368) | 81.56th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.32% (0.00322) | 53.05th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.19% (0.00187) | 57.44th | v3 (v2023.03.01) |
| Mar 26, 2024 | 0.19% (0.00187) | 55.22th | v3 (v2023.03.01) |
| Feb 28, 2024 | 0.15% (0.00155) | 50.74th | v3 (v2023.03.01) |
| Dec 1, 2023 | 0.11% (0.00109) | 43.56th | v3 (v2023.03.01) |
| Jul 8, 2023 | 0.12% (0.00124) | 45.88th | v3 (v2023.03.01) |
| May 16, 2023 | 0.14% (0.00138) | 48.04th | v3 (v2023.03.01) |
| May 8, 2023 | 0.14% (0.00145) | 48.98th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.13% (0.00134) | 46.73th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.42% (0.01418) | 73.14th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.42% (0.01418) | 71.15th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.42% (0.01418) | 50.43th | v2 (v2022.01.01) |
| Feb 3, 2022 | 9.25% (0.09255) | 86.70th | v1 |
| Jan 6, 2022 | 9.25% (0.09255) | 86.54th | v1 |
| Sep 1, 2021 | 9.25% (0.09255) | 93.94th | v1 |
| Apr 14, 2021 | 9.25% (0.09255) | 0.00th | v1 |
References (3)
- http://www.securityfocus.com/bid/104656 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1041266 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8326 x_refsource_CONFIRMPatchVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/104656 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1041266 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8326 | x_refsource_CONFIRMPatchVendor Advisory |
Change history (0)
No recorded changes yet.