PatchTheCVECVE-2026-116242: pgAdmin 4 opens SSH tunnels with the sshtunnel library but gave it neither host_pkey_directories nor ssh_confi
CVE-2026-116242 is a high-severity flaw (CVSS 8.2) affecting pgadmin 4. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
pgAdmin 4 opens SSH tunnels with the sshtunnel library but gave it neither host_pkey_directories nor ssh_config_file, so it always loaded the unencrypted private keys in ~/.ssh of the operating-system account running pgAdmin, read that account's ~/.ssh/config (IdentityFile, User, HostName, ProxyCommand) for the tunnel host, and could use its ssh-agent. In server mode any user could therefore configure a tunnel to a host that accepts the service a
Why this priority
- High severity
- Covered by 3 security sources
A fixed release or distro patch exists.
Last updated 2026-11-04 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Advisories and coverage
Official advisories
- PostgreSQL Security: pgAdmin 4 v9.19 Released 2026-10-31
Research and news
- VulDB Recent Entries: CVE-2026-116242 | pgAdmin up to 9.18 SSH Tunnel privileges management 2026-10-30
- Vulners Bulletins: CVE-2026-116242 2026-10-30
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2026-116242?
pgadmin 4: upgrade to 9.19. Exact commands for each OS are on this page.
Is CVE-2026-116242 being exploited?
CVE-2026-116242 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2026-116242 affect?
CVE-2026-116242 affects pgadmin 4. Severity is high (CVSS 8.2). pgAdmin 4 opens SSH tunnels with the sshtunnel library but gave it neither host_pkey_directories nor ssh_config_file, so it always loaded the unencrypted private keys in ~/.ssh of the operating-system account running pgAdmin, read that acco
How urgent is CVE-2026-116242?
Priority 35/100. High severity; Covered by 3 security sources
Related CVEs
- CVE-2026-116241 CRITICAL 9.9 UPGRADE pgAdmin 4's Import/Export Data tool wraps a user's query export in a psql \copy (...) TO command and checks th
- CVE-2026-116239 HIGH 8.5 UPGRADE In server mode pgAdmin 4 keeps an account per authentication source, so the same username can exist as, for ex
- CVE-2026-116240 MEDIUM 6.5 UPGRADE In server mode pgAdmin 4 validates a path into the user's storage directory with check_access_permission(), wh
- CVE-2026-116243 HIGH 7.5 UPGRADE pgAdmin 4 runs pg_dump, pg_restore, pg_dumpall and psql from the binary path a user sets in their preferences
- CVE-2026-116244 HIGH 8.2 UPGRADE When a pgAdmin 4 connection was not meant to use a Kerberos user's delegated credentials, pgAdmin removed KRB5