CVE-2026-81268CWE-613

CVE-2026-81268

High · published September 11, 2026

CVSS v3.1
8.1
EPSS
0%
Percentile
36.6
In the wild
Unconfirmed
What it is

IBM Langflow OSS 1.0.0 through 1.11.5 could allow a remote authenticated attacker to execute flows and obtain sensitive information due to insufficient session expiration of API keys after user deactivation.

The record
Technical detail
CVSS v3.1
8.1 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00433 · 36.6th percentile
Weakness
CWE-613 · Insufficient Session Expiration
Published
2026-09-11T02:17Z
Affected products (1)
ProductVersionsFixed in
langflow/langflow≥ 1.0.0, < 1.11.61.11.6
References (1)
https://www.ibm.com/support/pages/node/7286662 · [email protected]
EPSS history
Timeline
  • 12 SEP 03:22Z
    EPSS moved — → 0%
    epss
  • 10 SEP 21:31Z
    Langflow is vulnerable to authentication bypass and insufficient session expiration
    cvelistv5