Low 2.1Published Oct 7, 2026

CVE-2026-78243Apache YuniKorn: LDAP Group provider panics on lowercase attribute name

Updated under an hour ago (2026-10-19 11:10 UTC)

Does this affect you?

It affects Apache Software Foundation Apache YuniKorn. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Do this next

Start free and add your stack

Free account, 1 product

Every CVE for Apache Software Foundation Apache YuniKorn

Exploited in the last 30 days

Apache YuniKorn 1.8.0 and later, if configured with the LDAP group resolver, crashes due to an out of bounds read processing group membership entries.If the LDAP server returns a group membership entry, memberOf attribute, for a user specified in the pod the server crashes if a membership record does not start with "CN=". This only affects install that have the non default LDAP group provider configured. Users are recommended to upgrade to version 1.10.0, which fixes this issue.

CVSS: 2.1 LOW (v4.0, CNA)CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L/S:N/AU:N/R:A/V:D/RE:H/U:Green
Weakness (CWE): CWE-248
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: apache
NVD analysis: Deferred
Record last updated: Oct 7, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Apache Software Foundation Apache YuniKorn apache_software_foundation:apache_yunikorn (from the name)	from 1.8.0 before 1.10.0	CNA record

References

https://lists.apache.org/thread.html/yz51lpj6k8q2hz7x2gjdpcrk44hdn25vvendor-advisory
http://www.openwall.com/lists/oss-security/2026/10/07/24

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.