How severe is CVE-2022-26493?

CVE-2022-26493 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-26493 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-26493?

CVE-2022-26493 affects Drupal Saml Sp 2.0 Single Sign On. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-26493?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2022-26493 published?

CVE-2022-26493 was published on 2022-06-03 and last updated on 2026-06-17.

CVE-2022-26493

CVE-2022-26493 is a critical-severity vulnerability in Drupal Saml Sp 2.0 Single Sign On with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-295.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 6.5
EPSS exploit prediction: 1% (42nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-295
Affected product: Drupal Saml Sp 2.0 Single Sign On
Published: 2022-06-03
Last modified: 2026-06-17

Description

Xecurify's miniOrange Premium, Standard, and Enterprise Drupal SAML SP modules possess an authentication and authorization bypass vulnerability. An attacker with access to a HTTP-request intercepting method is able to bypass authentication and authorization by removing the SAML Assertion Signature - impersonating existing users and existing roles, including administrative users/roles. This vulnerability is not mitigated by configuring the module to enforce signatures or certificate checks. Xecurify recommends updating miniOrange modules to their most recent versions. This vulnerability is present in paid versions of the miniOrange Drupal SAML SP product affecting Drupal 7, 8, and 9.

Frequently asked questions

What is CVE-2022-26493?: Xecurify's miniOrange Premium, Standard, and Enterprise Drupal SAML SP modules possess an authentication and authorization bypass vulnerability. An attacker with access to a HTTP-request intercepting method is able to bypass authentication and authorization by removing the SAML Assertion Signature - impersonating existing users and existing roles, including administrative users/roles. This vulnerability is not mitigated by configuring the module to enforce signatures or certificate checks. Xecurify recommends updating miniOrange modules to their most recent versions. This vulnerability is present in paid versions of the miniOrange Drupal SAML SP product affecting Drupal 7, 8, and 9.
How severe is CVE-2022-26493?: CVE-2022-26493 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-26493 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (42nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-26493?: CVE-2022-26493 affects Drupal Saml Sp 2.0 Single Sign On. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-26493?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2022-26493 published?: CVE-2022-26493 was published on 2022-06-03 and last updated on 2026-06-17.

References

https://rafarmerjr1.github.io/2022/06/13/SAML-miniOrange.html

Affected products (1)

cpe:2.3:a:drupal:saml_sp_2.0_single_sign_on:*:*:*:*:*:*:*:*

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