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Vulnerability record · CVE-2017-12873 · published 1 September 2017

CVE-2017-12873: Simplesamlphp vulnerability

SSimplesamlphp · Simplesamlphp

SimpleSAMLphp 1.7.0 through 1.14.10 might allow attackers to obtain sensitive information, gain unauthorized access, or have unspecified other impacts by leveraging incorrect persistent NameID generation when an Identity Provider (IdP) is misconfigured.

9.8 CVSS 3.0 Critical EPSS 1.7% · top 24.4% CWE-384 · CWE-384
9.8CVSS 3.0 base score, v2 7.5
1.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
8References
17 Jun 2026Last modified by NVD

Description

SimpleSAMLphp 1.7.0 through 1.14.10 might allow attackers to obtain sensitive information, gain unauthorized access, or have unspecified other impacts by leveraging incorrect persistent NameID generation when an Identity Provider (IdP) is misconfigured.

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

Affected products

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

References

LinkTags
https://github.com/simplesamlphp/simplesamlphp/commit/90dca835158495b173808273e7df127303b8b953 Issue TrackingPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2017/12/msg00007.html Mailing ListThird Party Advisory
https://simplesamlphp.org/security/201612-04 PatchVendor Advisory
https://www.debian.org/security/2018/dsa-4127 Third Party Advisory
https://github.com/simplesamlphp/simplesamlphp/commit/90dca835158495b173808273e7df127303b8b953 Issue TrackingPatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2017/12/msg00007.html Mailing ListThird Party Advisory
https://simplesamlphp.org/security/201612-04 PatchVendor Advisory
https://www.debian.org/security/2018/dsa-4127 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2017-12873), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.