CVE•Published 2026-08-05•Modified 2026-08-06•1 article on news•5 live references•NVD data
CVE-2026-17633Langflow · Langflow
Vulnerability data via NVD (ingested)
CVSS v3.1
8.5
HIGH
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS percentile
—
Weaknesses (CWE)
Description
IBM Langflow OSS 1.0.0 through 1.10.3 could allow a remote authenticated attacker to execute arbitrary code due to code injection.
Timeline
Published 2026-08-05
Modified 2026-08-06
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 tag2,355 hosts
vuln:CVE-2026-17633Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Langflow Langflow"All exposed Langflow Langflow instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Langflow"HTTP body or banner mentions "Langflow" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2026-17633Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-17633Censys host search filtered to this CVE id.
grep.app
CVE-2026-17633Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-17633GitHub code search for direct mentions.
Google dork
"CVE-2026-17633" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub (4)
CVE-2026-176334 repos
nomi-sec/PoC-in-GitHubunknown
📡 PoC auto collect from GitHub. ⚠️ Be careful Malware.
tanjiti/sec_profileHTML
爬取secwiki和xuanwu.github.io/sec.today,分析安全信息站点、安全趋势、提取安全工作者账号(twitter,weixin,github等)
rix4uni/medium-writeupsGo
This repository updates latest Bug Bounty medium writeups every 10 minutes, https://readmedium.com/Medium_URL, https://archive.ph/Medium_URL, https://freedium.cfd/Medium_URL
Oscar-Collado/langflow-CVE-2026-17633-PoCPython
PoC for CVE-2026-17633 — Authenticated RCE in IBM Langflow OSS 1.0.0–1.10.3 via custom_component endpoint. Includes CVE-2026-17632 AST scanner bypass research.