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Vulnerability record · CVE-2016-10149 · published 24 March 2017

CVE-2016-10149: Pysaml2 project pysaml2 xml external entity (xxe) vulnerability

PPysaml2 Project · Pysaml2

XML External Entity (XXE) vulnerability in PySAML2 4.4.0 and earlier allows remote attackers to read arbitrary files via a crafted SAML XML request or response.

7.5 CVSS 3.0 High EPSS 5.0% · top 8.0% CWE-611 · XML external entity (XXE)
7.5CVSS 3.0 base score, v2 5.0
5.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
20References
17 Jun 2026Last modified by NVD

Description

XML External Entity (XXE) vulnerability in PySAML2 4.4.0 and earlier allows remote attackers to read arbitrary files via a crafted SAML XML request or response.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://www.debian.org/security/2017/dsa-3759 Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/01/19/5 Mailing ListPatchThird Party Advisory
http://www.securityfocus.com/bid/97692
https://access.redhat.com/errata/RHSA-2017:0936
https://access.redhat.com/errata/RHSA-2017:0937
https://access.redhat.com/errata/RHSA-2017:0938
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=850716 Issue TrackingPatchThird Party Advisory
https://github.com/rohe/pysaml2/commit/6e09a25d9b4b7aa7a506853210a9a14100b8bc9b Issue TrackingPatchThird Party Advisory
https://github.com/rohe/pysaml2/issues/366 Issue TrackingPatchThird Party Advisory
https://github.com/rohe/pysaml2/pull/379 Issue TrackingPatchThird Party Advisory
http://www.debian.org/security/2017/dsa-3759 Third Party Advisory
http://www.openwall.com/lists/oss-security/2017/01/19/5 Mailing ListPatchThird Party Advisory
http://www.securityfocus.com/bid/97692
https://access.redhat.com/errata/RHSA-2017:0936
https://access.redhat.com/errata/RHSA-2017:0937
https://access.redhat.com/errata/RHSA-2017:0938
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=850716 Issue TrackingPatchThird Party Advisory
https://github.com/rohe/pysaml2/commit/6e09a25d9b4b7aa7a506853210a9a14100b8bc9b Issue TrackingPatchThird Party Advisory
https://github.com/rohe/pysaml2/issues/366 Issue TrackingPatchThird Party Advisory
https://github.com/rohe/pysaml2/pull/379 Issue TrackingPatchThird Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2016-10149), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.