XML external entity (XXE) vulnerability in the XACML flow feature in WSO2 Identity Server 5.1.0 before WSO2-CARBON-PATCH-4.4.0-0231 allows remote authenticated users with access to XACML features to read arbitrary files, cause a denial of service, conduct server-side request forgery (SSRF) attacks, or have unspecified other impact via a crafted XACML request to entitlement/eval-policy-submit.jsp
Published Feb 16, 2017
7.5
HIGHCVSS 3.0
EPSS 6.00%
Description
XML external entity (XXE) vulnerability in the XACML flow feature in WSO2 Identity Server 5.1.0 before WSO2-CARBON-PATCH-4.4.0-0231 allows remote authenticated users with access to XACML features to read arbitrary files, cause a denial of service, conduct server-side request forgery (SSRF) attacks, or have unspecified other impact via a crafted XACML request to entitlement/eval-policy-submit.jsp. NOTE: this issue can be combined with CVE-2016-4311 to exploit the vulnerability without credentials.
Affected products
No data.
- 5.1.0
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:H/PR:L/UI:N/S:U/C:H/I:H/A:H
AV:N/AC:M/Au:S/C:P/I:P/A:P
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 (16 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 6.00% (0.05997) | 93.10th | v5 (v2026.06.15) |
| Jun 15, 2026 | 6.00% (0.05997) | 92.36th | v5 (v2026.06.15) |
| Mar 30, 2025 | 5.42% (0.05424) | 89.18th | v4 (v2025.03.14) |
| Mar 29, 2025 | 9.96% (0.09957) | 88.29th | v4 (v2025.03.14) |
| Mar 17, 2025 | 5.42% (0.05424) | 89.44th | v4 (v2025.03.14) |
| Dec 17, 2024 | 2.55% (0.02550) | 89.89th | v3 (v2023.03.01) |
| Dec 9, 2024 | 5.21% (0.05210) | 93.29th | v3 (v2023.03.01) |
| Jun 25, 2024 | 2.14% (0.02141) | 89.34th | v3 (v2023.03.01) |
| Feb 29, 2024 | 1.59% (0.01591) | 87.01th | v3 (v2023.03.01) |
| Sep 20, 2023 | 1.57% (0.01575) | 85.75th | v3 (v2023.03.01) |
| May 23, 2023 | 1.67% (0.01668) | 85.76th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.58% (0.01585) | 85.27th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.23% (0.01232) | 67.28th | v2 (v2022.01.01) |
| Dec 23, 2022 | 1.23% (0.01232) | 66.86th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.23% (0.01232) | 64.85th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.23% (0.01232) | 41.02th | v2 (v2022.01.01) |
References (6)
- http://hyp3rlinx.altervista.org/advisories/WSO2-IDENTITY-SERVER-v5.1.0-XML-External-Entity.txt x_refsource_MISCExploitThird Party Advisory
- http://packetstormsecurity.com/files/138329/WSO2-Identity-Server-5.1.0-XML-Injection.html x_refsource_MISCExploitThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/archive/1/539199/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/92485 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://docs.wso2.com/display/Security/Security+Advisory+WSO2-2016-0096 x_refsource_CONFIRMPatchVendor Advisory
- https://www.exploit-db.com/exploits/40239/ exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| http://hyp3rlinx.altervista.org/advisories/WSO2-IDENTITY-SERVER-v5.1.0-XML-External-Entity.txt | x_refsource_MISCExploitThird Party Advisory | |
| http://packetstormsecurity.com/files/138329/WSO2-Identity-Server-5.1.0-XML-Injection.html | x_refsource_MISCExploitThird Party AdvisoryVDB Entry | |
| http://www.securityfocus.com/archive/1/539199/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/bid/92485 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://docs.wso2.com/display/Security/Security+Advisory+WSO2-2016-0096 | x_refsource_CONFIRMPatchVendor Advisory | |
| https://www.exploit-db.com/exploits/40239/ | exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.