CVE-2026-18891General(langflow / langflow)

LOWCVSS 8.2 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

IBM Langflow OSS 1.0.0 through 1.11.1 could allow a remote attacker to execute arbitrary flows and access sensitive information due to improper authentication.

0.0/ 10 priority

Sources & remediation

Vendor / third-party advisories
Weakness type (CWE)
CWE-287

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • langflow

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • Technical details provided in 1 signal
  • General: 1 classified signal
  • 1 total mentions across 1 day

Affected systems

Vendors
Products
langflow

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-08-29: 1Technical Details · 2026-08-29: 108-29
Signal classification1 categories
General
1100.0%
Referenced assets1 URL
Full discourse1 post
  • NewNormal Security@NewScanTeam
    General

    NewNormal Security turns the last 24 hours of CVEs into new detections, every day. 𝗗𝗮𝗶𝗹𝘆 𝗖𝗩𝗘 𝗥𝗲𝗽𝗼𝗿𝘁 — 29 Aug 2026 𝗔𝗱𝗱𝗲𝗱 to NewScan 𝘁𝗼𝗱𝗮𝘆: 📦 Outdated AI workflow builder — code execution on the server, some of it with no login at all (IBM Langflow OSS CVE-2026-19286, CVE-2026-19295, CVE-2026-18729, CVE-2026-18891, CVE-2026-18904, CVE-2026-18899, CVE-2026-19294, CVE-2026-18545) 🖥️ Admin API shipped with authentication off — anonymous superuser on the cluster: add users, rewrite ACLs, drop brokers (Redpanda CVE-2026-82266) 🔑 API hands out the app's own web UI password — along with the host's model and data paths (Stable Diffusion WebUI CVE-2026-82288) Test your stack with NewScan — free, self-hosted: https://newnormalsecurity.com/newscan?utm_source=x&utm_medium=social&utm_campaign=daily-cve #infosec #AppSec #RCE #CSO #REDTEAM

    Post summary

    NewNormal Security releases a daily list of recent CVEs, noting code execution and authentication bypass issues, and encourages users to test their stacks with the NewScan tool.

    0000068
    6 followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Applangflowlangflow---

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