Simplesamlphp
Source repositories
CVEs (26)
| CVE | Vendor / Product | Sev | Risk | CVSS | EPSS | KEV | Published | Description |
|---|---|---|---|---|---|---|---|---|
| CVE-2018-6521 | Cri | 0.64 | 9.8 | 0.03 | Feb 2, 2018 | The sqlauth module in SimpleSAMLphp before 1.15.2 relies on the MySQL utf8 charset, which truncates queries upon encountering four-byte characters. There might be a scenario in which this allows remote attackers to bypass intended access restrictions. | ||
| CVE-2016-9814 | Cri | 0.59 | 9.1 | 0.02 | Feb 17, 2017 | The validateSignature method in the SAML2\Utils class in SimpleSAMLphp before 1.14.10 and simplesamlphp/saml2 library before 1.9.1, 1.10.x before 1.10.3, and 2.x before 2.3.3 allows remote attackers to spoof SAML responses or possibly cause a denial of service (memory… | ||
| CVE-2017-12873 | Cri | 0.57 | 9.8 | 0.02 | Sep 1, 2017 | 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. | ||
| CVE-2017-12868 | Cri | 0.57 | 9.8 | 0.02 | Sep 1, 2017 | The secureCompare method in lib/SimpleSAML/Utils/Crypto.php in SimpleSAMLphp 1.14.13 and earlier, when used with PHP before 5.6, allows attackers to conduct session fixation attacks or possibly bypass authentication by leveraging missing character conversions before an XOR… | ||
| CVE-2019-3465 | Hig | 0.50 | 8.8 | 0.03 | Nov 7, 2019 | 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 elevate privileges by creating a crafted XML… | ||
| CVE-2011-4625 | Hig | 0.49 | 7.5 | 0.01 | Nov 6, 2019 | simplesamlphp before 1.6.3 (squeeze) and before 1.8.2 (sid) incorrectly handles XML encryption which could allow remote attackers to decrypt or forge messages. | ||
| CVE-2018-7644 | Hig | 0.49 | 7.5 | 0.01 | Mar 5, 2018 | The XmlSecLibs library as used in the saml2 library in SimpleSAMLphp before 1.15.3 incorrectly verifies signatures on SAML assertions, allowing a remote attacker to construct a crafted SAML assertion on behalf of an Identity Provider that would pass as cryptographically valid,… | ||
| CVE-2017-12869 | Hig | 0.49 | 7.5 | 0.02 | Sep 1, 2017 | The multiauth module in SimpleSAMLphp 1.14.13 and earlier allows remote attackers to bypass authentication context restrictions and use an authentication source defined in config/authsources.php via vectors related to improper validation of user input. | ||
| CVE-2018-7711 | Hig | 0.46 | 8.1 | 0.01 | Mar 5, 2018 | HTTPRedirect.php in the saml2 library in SimpleSAMLphp before 1.15.4 has an incorrect check of return values in the signature validation utilities, allowing an attacker to get invalid signatures accepted as valid by forcing an error during validation. This occurs because of a… | ||
| CVE-2017-18122 | Hig | 0.46 | 8.1 | 0.01 | Feb 2, 2018 | A signature-validation bypass issue was discovered in SimpleSAMLphp through 1.14.16. A SimpleSAMLphp Service Provider using SAML 1.1 will regard as valid any unsigned SAML response containing more than one signed assertion, provided that the signature of at least one of the… | ||
| CVE-2026-49289 | hig | 0.45 | — | — | Jul 2, 2026 | ## Summary This library turned out to be vulnerable to Denial-of-Service attacks using XPath transforms. A mitigation has been put in place to restrict the number of transforms and to restrict transforms to only the transform-algorithms mentioned in the SAML 2.0 Core… | ||
| CVE-2026-49283 | hig | 0.45 | — | — | Jul 2, 2026 | ## Summary SimpleSAMLphp's HTTP-Artifact receive path can treat an unsigned embedded SAML `Response` as cryptographically valid for the wrong IdP. In the `HTTPArtifact::receive()` flow, the SOAP `ArtifactResponse` receives a TLS-based validator from… | ||
| CVE-2016-9955 | Med | 0.41 | 6.3 | 0.01 | Feb 17, 2017 | The SimpleSAML_XML_Validator class constructor in SimpleSAMLphp before 1.14.11 might allow remote attackers to spoof signatures on SAML 1 responses or possibly cause a denial of service (memory consumption) by leveraging improper conversion of return values to boolean. | ||
| CVE-2017-18121 | Med | 0.40 | 6.1 | 0.01 | Feb 2, 2018 | The consentAdmin module in SimpleSAMLphp through 1.14.15 is vulnerable to a Cross-Site Scripting attack, allowing an attacker to craft links that could execute arbitrary JavaScript code on the victim's web browser. | ||
| CVE-2018-6520 | Med | 0.40 | 6.1 | 0.01 | Feb 2, 2018 | SimpleSAMLphp before 1.15.2 allows remote attackers to bypass an open redirect protection mechanism via crafted authority data in a URL. | ||
| CVE-2026-49284 | Hig | 0.39 | 7.1 | 0.00 | Jul 17, 2026 | 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 unsigned Response/InResponseTo is combined with a signed assertion… | ||
| CVE-2016-3124 | Med | 0.35 | 5.3 | 0.01 | Feb 7, 2017 | The sanitycheck module in SimpleSAMLphp before 1.14.1 allows remote attackers to learn the PHP version on the system via unspecified vectors. | ||
| CVE-2017-12872 | Med | 0.31 | 5.9 | 0.01 | Sep 1, 2017 | The (1) Htpasswd authentication source in the authcrypt module and (2) SimpleSAML_Session class in SimpleSAMLphp 1.14.11 and earlier allow remote attackers to conduct timing side-channel attacks by leveraging use of the standard comparison operator to compare secret material… | ||
| CVE-2017-12871 | Med | 0.31 | 5.9 | 0.00 | Sep 1, 2017 | The aesEncrypt method in lib/SimpleSAML/Utils/Crypto.php in SimpleSAMLphp 1.14.x through 1.14.11 makes it easier for context-dependent attackers to bypass the encryption protection mechanism by leveraging use of the first 16 bytes of the secret key as the initialization vector… | ||
| CVE-2017-12870 | Med | 0.31 | 5.9 | 0.01 | Sep 1, 2017 | SimpleSAMLphp 1.14.12 and earlier make it easier for man-in-the-middle attackers to obtain sensitive information by leveraging use of the aesEncrypt and aesDecrypt methods in the SimpleSAML/Utils/Crypto class to protect session identifiers in replies to non-HTTPS service… |
- risk 0.64cvss 9.8epss 0.03
The sqlauth module in SimpleSAMLphp before 1.15.2 relies on the MySQL utf8 charset, which truncates queries upon encountering four-byte characters. There might be a scenario in which this allows remote attackers to bypass intended access restrictions.
- risk 0.59cvss 9.1epss 0.02
The validateSignature method in the SAML2\Utils class in SimpleSAMLphp before 1.14.10 and simplesamlphp/saml2 library before 1.9.1, 1.10.x before 1.10.3, and 2.x before 2.3.3 allows remote attackers to spoof SAML responses or possibly cause a denial of service (memory…
- risk 0.57cvss 9.8epss 0.02
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.
- risk 0.57cvss 9.8epss 0.02
The secureCompare method in lib/SimpleSAML/Utils/Crypto.php in SimpleSAMLphp 1.14.13 and earlier, when used with PHP before 5.6, allows attackers to conduct session fixation attacks or possibly bypass authentication by leveraging missing character conversions before an XOR…
- risk 0.50cvss 8.8epss 0.03
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 elevate privileges by creating a crafted XML…
- risk 0.49cvss 7.5epss 0.01
simplesamlphp before 1.6.3 (squeeze) and before 1.8.2 (sid) incorrectly handles XML encryption which could allow remote attackers to decrypt or forge messages.
- risk 0.49cvss 7.5epss 0.01
The XmlSecLibs library as used in the saml2 library in SimpleSAMLphp before 1.15.3 incorrectly verifies signatures on SAML assertions, allowing a remote attacker to construct a crafted SAML assertion on behalf of an Identity Provider that would pass as cryptographically valid,…
- risk 0.49cvss 7.5epss 0.02
The multiauth module in SimpleSAMLphp 1.14.13 and earlier allows remote attackers to bypass authentication context restrictions and use an authentication source defined in config/authsources.php via vectors related to improper validation of user input.
- risk 0.46cvss 8.1epss 0.01
HTTPRedirect.php in the saml2 library in SimpleSAMLphp before 1.15.4 has an incorrect check of return values in the signature validation utilities, allowing an attacker to get invalid signatures accepted as valid by forcing an error during validation. This occurs because of a…
- risk 0.46cvss 8.1epss 0.01
A signature-validation bypass issue was discovered in SimpleSAMLphp through 1.14.16. A SimpleSAMLphp Service Provider using SAML 1.1 will regard as valid any unsigned SAML response containing more than one signed assertion, provided that the signature of at least one of the…
- risk 0.45cvss —epss —
## Summary This library turned out to be vulnerable to Denial-of-Service attacks using XPath transforms. A mitigation has been put in place to restrict the number of transforms and to restrict transforms to only the transform-algorithms mentioned in the SAML 2.0 Core…
- risk 0.45cvss —epss —
## Summary SimpleSAMLphp's HTTP-Artifact receive path can treat an unsigned embedded SAML `Response` as cryptographically valid for the wrong IdP. In the `HTTPArtifact::receive()` flow, the SOAP `ArtifactResponse` receives a TLS-based validator from…
- risk 0.41cvss 6.3epss 0.01
The SimpleSAML_XML_Validator class constructor in SimpleSAMLphp before 1.14.11 might allow remote attackers to spoof signatures on SAML 1 responses or possibly cause a denial of service (memory consumption) by leveraging improper conversion of return values to boolean.
- risk 0.40cvss 6.1epss 0.01
The consentAdmin module in SimpleSAMLphp through 1.14.15 is vulnerable to a Cross-Site Scripting attack, allowing an attacker to craft links that could execute arbitrary JavaScript code on the victim's web browser.
- risk 0.40cvss 6.1epss 0.01
SimpleSAMLphp before 1.15.2 allows remote attackers to bypass an open redirect protection mechanism via crafted authority data in a URL.
- risk 0.39cvss 7.1epss 0.00
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 unsigned Response/InResponseTo is combined with a signed assertion…
- risk 0.35cvss 5.3epss 0.01
The sanitycheck module in SimpleSAMLphp before 1.14.1 allows remote attackers to learn the PHP version on the system via unspecified vectors.
- risk 0.31cvss 5.9epss 0.01
The (1) Htpasswd authentication source in the authcrypt module and (2) SimpleSAML_Session class in SimpleSAMLphp 1.14.11 and earlier allow remote attackers to conduct timing side-channel attacks by leveraging use of the standard comparison operator to compare secret material…
- risk 0.31cvss 5.9epss 0.00
The aesEncrypt method in lib/SimpleSAML/Utils/Crypto.php in SimpleSAMLphp 1.14.x through 1.14.11 makes it easier for context-dependent attackers to bypass the encryption protection mechanism by leveraging use of the first 16 bytes of the secret key as the initialization vector…
- risk 0.31cvss 5.9epss 0.01
SimpleSAMLphp 1.14.12 and earlier make it easier for man-in-the-middle attackers to obtain sensitive information by leveraging use of the aesEncrypt and aesDecrypt methods in the SimpleSAML/Utils/Crypto class to protect session identifiers in replies to non-HTTPS service…
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