No exploitation reportedFix available

CVE-2018-16850

Q: Is CVE-2018-16850 actively exploited?

Active exploitation of CVE-2018-16850 has not been confirmed. Its EPSS score was 5.1% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2018-16850?

CVE-2018-16850 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

No exploitation reported by the sources we read.

Published2018-11-13
WeaknessCWE-89

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

postgresql before versions 11.1, 10.6 is vulnerable to a to SQL injection in pg_upgrade and pg_dump via CREATE TRIGGER ... REFERENCING. Using a purpose-crafted trigger definition, an attacker can cause arbitrary SQL statements to run, with superuser privileges.

Timeline

dates in UTC

2018-11-1315:29CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2018-16850?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2018-16850?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Redhat enterprise linux

Branch	Affected	Fixed in	Source
7.0	= 7.0	no fix published	NVD
7.4	= 7.4	no fix published	NVD
7.5	= 7.5	no fix published	NVD
7.6	= 7.6	no fix published	NVD

Canonical ubuntu linux

Branch	Affected	Fixed in	Source
18.4	= 18.04	no fix published	NVD
18.10	= 18.10	no fix published	NVD

PostgreSQL

Branch	Affected	Fixed in	Source
11.x	≥ 11.0, < 11.1	11.1	NVD
10.x	≥ 10.0, < 10.6	10.6	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

bugzilla.redhat.comPatch
security.gentoo.orgMitigation
www.postgresql.orgRelease Notes · Vendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.19.8read 2026-10-23
CNACVSS 3.08read 2026-10-23
NVDCVSS 2.07.5read 2026-10-23
CNAweakness (CWE)CWE-89read 2026-10-23
NVDweakness (CWE)CWE-89read 2026-10-23
FIRST EPSSEPSS score5.1 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: 2018-11-13
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2018-16850?

Is CVE-2018-16850 actively exploited?

Active exploitation of CVE-2018-16850 has not been confirmed. Its EPSS score was 5.1% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2018-16850?

CVE-2018-16850 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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