CVE•Published 2026-08-13•Modified 2026-08-29•1 article on news•4 live references•NVD data
CVE-2026-16239Postgresql · Postgresql
Vulnerability data via NVD (ingested)
CVSS v3.1
8.8
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
46
Exploit Prediction Scoring System · top 54% of all CVEs
Description
Type confusion in PostgreSQL "portal"/cursor lifecycle allows a user to execute arbitrary code as the operating system user running the database, via re-creation of a cursor or other portal with different types. Versions before PostgreSQL 18.6, 17.11, 16.15, 15.19, and 14.24 are affected.
Timeline
Published 2026-08-13
Modified 2026-08-29
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag0 hosts
vuln:CVE-2026-16239Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Postgresql Postgresql"All exposed Postgresql Postgresql instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Postgresql"HTTP body or banner mentions "Postgresql" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2026-16239Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-16239Censys host search filtered to this CVE id.
grep.app
CVE-2026-16239Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-16239GitHub code search for direct mentions.
Google dork
"CVE-2026-16239" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub (5)
CVE-2026-162395 repos
patrickmgarrity/Anthropic-Credited-CVEsunknown
Tracking Vulnerabilities That Appear to be Credited to the Anthropic Research Team
Xuchen-Li/cv-arxiv-dailyPython
Automatically update arXiv papers about SOT & VLT, Multi-modal Learning, LLM and Video Understanding using Github Actions.
EvanThomasLuke/Awesome-AI-Security-Benchmarksunknown
List of AI Security benchmarks
YuzeHao2023/daily-arxiv-ai4geoPython
🎓Automatically Update AI4Geo Papers Daily using Github Actions
jaschadub/compromised-packages-checkPython
Scan a repository for known-malicious npm, cratres, and PyPI package versions from recent supply-chain compromises (Mini Shai-Hulud, TanStack, @cap-js/mbt, etc). UPDATED 6 TIMES A …