CVE-2026-87949
SAML SSO - Service Provider - Moderately critical - Cross-site scripting - SA-CONTRIB-2026-147
Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal SAML SSO - Service Provider allows Cross-Site Scripting (XSS). This issue affects SAML SSO - Service Provider versions: from 0.0.0 to 3.2.0.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- High
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
SAML SSO - Service Provider - Moderately critical - Cross-site scripting - SA-CONTRIB-2026-147
Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal SAML SSO - Service Provider allows Cross-Site Scripting (XSS). This issue affects SAML SSO - Service Provider versions: from 0.0.0 to 3.2.0.
- Record
CVE-2026-87949- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2026-107852
Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal SAML SSO - Service Provider allows Cross-Site Scripting (XSS). This issue affects SAML SSO - Service Provider versions: from 0.0.0 to 3.2.0.
- Record
EUVD-2026-107852- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-68wf-6pf7-533v
Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting")...
Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal SAML SSO - Service Provider allows Cross-Site Scripting (XSS). This issue affects SAML SSO - Service Provider versions: from 0.0.0 to 3.2.0.
- Record
GHSA-68wf-6pf7-533v- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal SAML SSO - Service Provider allows Cross-Site Scripting (XSS). This issue affects SAML SSO - Service Provider versions: from 0.0.0 to 3.2.0.
- Record
CVE-2026-87949- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
SAML SSO - Service Provider - Moderately critical - Cross-site scripting - SA-CONTRIB-2026-147
Improper Neutralization of Input During Web Page Generation ("Cross-site Scripting") vulnerability in Drupal SAML SSO - Service Provider allows Cross-Site Scripting (XSS). This issue affects SAML SSO - Service Provider versions: from 0.0.0 to 3.2.0.
- Record
CVE-2026-87949- CVSS 3.1
- 3.3 Low
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSVDRUPAL-CONTRIB-2026-147No score
This module allows you to configure your Drupal site as a SAML 2.0 Service Provider so that users can authenticate through an external identity provider.
The module does not sufficiently sanitize certain values derived from SAML assertions before displaying them to users. A malicious identity provider or an attacker able to supply crafted SAML attributes, leading to a cross-site scripting (XSS) vulnerability.
- Record
DRUPAL-CONTRIB-2026-147- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
drupal/miniorange_samlPackagist:https://packages.drupal.org/8 | before 3.2.0 | 3.2.0 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-87949 is a low vulnerability (CVSS 3.3) in Drupal Saml Sso - Service Provider, published September 9, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.21%, the 11th percentile. Fixed in drupal/miniorange_saml 3.2.0.