Advisories · Technology

Apache Software Foundation Apache ZooKeeper.

Every CVE that names Apache Software Foundation Apache ZooKeeper among its affected products, newest first. Vendors and products are as the CNA wrote them; check the affected versions on each record.

CVE-2026-100302 CVE record

CVSS 7.1 High

Apache ZooKeeper: Denial of service through unbounded memory allocation in multiRead request handling
- Apache Software Foundation Apache ZooKeeper
- Denial of service
Not analysed yet 4 Nov 2026
CVE-2026-115448 CVE record

CVSS 8.7 High

Apache ZooKeeper: Unbounded recursion in snapshot serialization allows a client to render the server unrecoverable
- Apache Software Foundation Apache ZooKeeper
- Denial of service
Not analysed yet 4 Nov 2026
CVE-2026-100300 CVE record

CVSS 8.7 High

Apache ZooKeeper: Unauthenticated persistent denial of service via unvalidated quota-node data and paths crashing the transaction-apply thread
- Apache Software Foundation Apache ZooKeeper
- CWE-755
Not analysed yet 4 Nov 2026
CVE-2026-100252 CVE record

CVSS 8.6 High

Apache ZooKeeper: SASL authorization bypass on the client port through a client-supplied authorization ID
- Apache Software Foundation Apache ZooKeeper
- Broken access control
Not analysed yet 4 Nov 2026
CVE-2026-100235 CVE record

CVSS 6.0 Medium

Apache ZooKeeper: ACL enforcement bypass allows unauthorized operations to commit after an ACL revocation
- Apache Software Foundation Apache ZooKeeper
- Race condition
Not analysed yet 4 Nov 2026
CVE-2026-84501 CVE record

CVSS 5.3 Medium

Apache ZooKeeper: Operational log forgery via newline injection in EnsembleAuthenticationProvider
- Apache Software Foundation Apache ZooKeeper
- Other injection
Not analysed yet 16 Sept 2026
CVE-2026-84439 CVE record

CVSS 5.3 Medium

Apache ZooKeeper: Audit log injection via unsanitized output from multiple sources
- Apache Software Foundation Apache ZooKeeper
- Other injection
Not analysed yet 16 Sept 2026
CVE-2026-79993 CVE record

CVSS 7.5 High

Apache ZooKeeper: Missing ACL check on deleteContainer opcode allows unauthorized deletion of any empty persistent/container znode
- Apache Software Foundation Apache ZooKeeper
- Broken access control
Not analysed yet 16 Sept 2026
CVE-2026-59969 CVE record

CVSS 7.5 High

Apache ZooKeeper: Improper validation of certificate with host mismatch in FIPS mode
- Apache Software Foundation Apache ZooKeeper
- Weak cryptography or TLS
Not analysed yet 16 Sept 2026
CVE-2026-59739 CVE record

CVSS 7.5 High

Apache ZooKeeper: Information disclosure via SetWatches reconnect replay
- Apache Software Foundation Apache ZooKeeper
- Broken access control
Not analysed yet 16 Sept 2026