How severe is CVE-2026-42568?

CVE-2026-42568 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2026-42568 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2026-42568?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-42568 have an EU (EUVD) identifier?

Yes. CVE-2026-42568 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36196.

When was CVE-2026-42568 published?

CVE-2026-42568 was published on 2026-06-10 and last updated on 2026-06-17.

CVE-2026-42568

CVE-2026-42568 is a medium-severity vulnerability with a CVSS 3.x base score of 4.3. 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: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 1% (59th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-36196
Weakness: CWE-90
Published: 2026-06-10
Last modified: 2026-06-17

Description

Yamcs is a mission control framework. Prior to versions 5.13.0 and 5.12.7, an LDAP injection vulnerability exists in `org.yamcs.security.LdapAuthModule` when constructing search filters. The username parameter is inserted directly into the LDAP filter without proper RFC 4515 escaping. Versions 5.13.0 and 5.12.7 patch the issue.

Frequently asked questions

What is CVE-2026-42568?: Yamcs is a mission control framework. Prior to versions 5.13.0 and 5.12.7, an LDAP injection vulnerability exists in `org.yamcs.security.LdapAuthModule` when constructing search filters. The username parameter is inserted directly into the LDAP filter without proper RFC 4515 escaping. Versions 5.13.0 and 5.12.7 patch the issue.
How severe is CVE-2026-42568?: CVE-2026-42568 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2026-42568 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-42568?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-42568 have an EU (EUVD) identifier?: Yes. CVE-2026-42568 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36196.
When was CVE-2026-42568 published?: CVE-2026-42568 was published on 2026-06-10 and last updated on 2026-06-17.

References

Other CWE-90 (LDAP Injection) vulnerabilities

CVE-2026-44930 — Critical (CVSS 9.8): An LDAP injection vulnerability in the LDAP Certificate repository of the XKMS server in Apache CXF may allow an…
CVE-2026-25560 — Critical (CVSS 9.8): WeKan versions prior to 8.19 contain an LDAP filter injection vulnerability in LDAP authentication. User-supplied…
CVE-2024-54852 — Critical (CVSS 9.8): When LDAP connection is activated in Teedy versions between 1.9 to 1.12, the username field of the login form is…
CVE-2024-33868 — Critical (CVSS 9.8): An issue was discovered in linqi before 1.4.0.1 on Windows. There is LDAP injection.
CVE-2011-4069 — Critical (CVSS 9.8): html/admin/login.php in PacketFence before 3.0.2 allows remote attackers to conduct LDAP injection attacks and…
CVE-2017-14596 — Critical (CVSS 9.8): In Joomla! before 3.8.0, inadequate escaping in the LDAP authentication plugin can result in a disclosure of a username…

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