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CVE-2026-49289

Medium priority
Needs evaluation

The SimpleSAMLphp SAML2 library is a PHP library for SAML2 related functionality. In 4.19.2 and 4.20.2, the library permits attacker-controlled XPath transforms while processing XML signatures in specially crafted SAML messages....

1 affected package

simplesamlphp

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
simplesamlphp Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-49283

Medium priority
Needs evaluation

The SimpleSAMLphp SAML2 library is a PHP library for SAML2 related functionality. Prior to versions 4.19.3, 4.20.2, 5.0.6, and 6.2.1, the HTTPArtifact::receive() flow can treat an unsigned embedded SAML Response as...

1 affected package

simplesamlphp

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
simplesamlphp Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-49284

Medium priority
Needs evaluation

SimpleSAMLphp versions before 1.18.6 contain an information disclosure vulnerability. Prior to 2.4.7 and 2.5.2, SimpleSAMLphp's SAML SP ACS path does not enforce the IdP selected for an SP-initiated login when...

1 affected package

simplesamlphp

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
simplesamlphp Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2025-27773

Medium priority
Needs evaluation

The SimpleSAMLphp SAML2 library is a PHP library for SAML2 related functionality. Prior to versions 4.17.0 and 5.0.0-alpha.20, there is a signature confusion attack in the HTTPRedirect binding. An attacker with any signed...

1 affected package

simplesamlphp

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
simplesamlphp Not affected Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2024-52806

Medium priority
Vulnerable

SimpleSAMLphp SAML2 library is a PHP library for SAML2 related functionality. When loading an (untrusted) XML document, for example the SAMLResponse, it's possible to induce an XXE. This vulnerability is fixed in 4.6.14 and 5.0.0-alpha.18.

1 affected package

simplesamlphp

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
simplesamlphp Not affected Vulnerable Vulnerable Vulnerable Vulnerable
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CVE-2024-52596

Medium priority
Vulnerable

SimpleSAMLphp xml-common is a common classes for handling XML-structures. When loading an (untrusted) XML document, for example the SAMLResponse, it's possible to induce an XXE. This vulnerability is fixed in 1.19.0.

1 affected package

simplesamlphp

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
simplesamlphp Not affected Vulnerable Vulnerable Vulnerable Vulnerable
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CVE-2020-5301

Medium priority
Not affected

SimpleSAMLphp versions before 1.18.6 contain an information disclosure vulnerability. The module controller in `SimpleSAML\Module` that processes requests for pages hosted by modules, has code to identify paths ending with `.php`...

1 affected package

simplesamlphp

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
simplesamlphp Not affected
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CVE-2020-5226

Medium priority
Not affected

Cross-site scripting in SimpleSAMLphp before version 1.18.4. The www/erroreport.php script allows error reports to be submitted and sent to the system administrator. Starting with SimpleSAMLphp 1.18.0, a new SimpleSAML\Utils\EMail...

1 affected package

simplesamlphp

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
simplesamlphp Not affected
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CVE-2020-5225

Medium priority
Vulnerable

Log injection in SimpleSAMLphp before version 1.18.4. The www/erroreport.php script, which receives error reports and sends them via email to the system administrator, did not properly sanitize the report identifier obtained from...

1 affected package

simplesamlphp

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
simplesamlphp Not affected Not affected Not affected Not affected Vulnerable
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CVE-2019-3465

Medium priority
Needs evaluation

Rob Richards XmlSecLibs, all versions prior to v3.0.3, as used for example by SimpleSAMLphp, performed incorrect validation of cryptographic signatures in XML messages, allowing an authenticated attacker to impersonate others or...

1 affected package

simplesamlphp

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
simplesamlphp Not affected Not affected Not affected Not affected Needs evaluation
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