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CVE-2026-79725VulnerabilityPublished

CVE-2026-79725: IBM Langflow OSS · Improper Access Control

Affects IBM Langflow OSSSource CVE Database V5

0

Not known to be exploited · CVSS 6.5 Medium.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 3.1 base score
6.5Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.4% chance of exploitation in 30 days – higher than 35% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 10 Sep 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.

What to do

Affected software

ProductAffectedFixed in
IBMLangflow OSSAffected
  • >=1.0.0 <=1.11.5
Fixed in–

CPE configurations (2)

  • cpe:2.3:a:ibm:langflow_oss:1.0.0:*:*:*:*:*:*:*
  • cpe:2.3:a:ibm:langflow_oss:1.11.5:*:*:*:*:*:*:*

AI-suggested

Until an official fix is available, restrict access to authenticated users and monitor for unusual file access patterns. Avoid exposing the affected versions in untrusted environments.

Description

IBM Langflow OSS versions 1.0.0 through 1.11.5 contain an improper access control vulnerability that allows a remote authenticated attacker to read arbitrary files. This vulnerability is identified as CWE-284 and has a medium severity with a CVSS score of 6.5. The flaw could lead to unauthorized disclosure of sensitive information but does not impact integrity or availability.

References

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