How severe is CVE-2026-33289?

CVE-2026-33289 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-33289 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-33289?

CVE-2026-33289 affects Suitecrm. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-33289?

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

Does CVE-2026-33289 have an EU (EUVD) identifier?

Yes. CVE-2026-33289 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-13400.

When was CVE-2026-33289 published?

CVE-2026-33289 was published on 2026-03-20 and last updated on 2026-06-17.

CVE-2026-33289

CVE-2026-33289 is a high-severity vulnerability in Suitecrm with a CVSS 3.x base score of 8.8. 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-90.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-13400
Weakness: CWE-90
Affected product: Suitecrm
Published: 2026-03-20
Last modified: 2026-06-17

Description

SuiteCRM is an open-source, enterprise-ready Customer Relationship Management (CRM) software application. Prior to versions 7.15.1 and 8.9.3, an LDAP Injection vulnerability exists in the SuiteCRM authentication flow. The application fails to properly sanitize user-supplied input before embedding it into the LDAP search filter. By injecting LDAP control characters, an unauthenticated attacker can manipulate the query logic, which can lead to authentication bypass or information disclosure. Versions 7.15.1 and 8.9.3 patch the issue.

Frequently asked questions

What is CVE-2026-33289?: SuiteCRM is an open-source, enterprise-ready Customer Relationship Management (CRM) software application. Prior to versions 7.15.1 and 8.9.3, an LDAP Injection vulnerability exists in the SuiteCRM authentication flow. The application fails to properly sanitize user-supplied input before embedding it into the LDAP search filter. By injecting LDAP control characters, an unauthenticated attacker can manipulate the query logic, which can lead to authentication bypass or information disclosure. Versions 7.15.1 and 8.9.3 patch the issue.
How severe is CVE-2026-33289?: CVE-2026-33289 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-33289 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-33289?: CVE-2026-33289 affects Suitecrm. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-33289?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-33289 have an EU (EUVD) identifier?: Yes. CVE-2026-33289 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-13400.
When was CVE-2026-33289 published?: CVE-2026-33289 was published on 2026-03-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:suitecrm:suitecrm:*:*:*:*:*:*:*:*

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