HighVulnerability

CVE-2026-7528: IBM Langflow OSS denial of service through uncontrolled resource consumption

Source: NVD(opens in a new tab)
Identifier: CVE-2026-7528
Published: May 27, 2026
Record updated: October 9, 2026

Known exploitation: Not listed in the CISA Known Exploited Vulnerabilities catalog at the last check.
EPSS: 0.4%

Summary

IBM Langflow OSS versions 1.0.0 through 1.9.0 are affected by CVE-2026-7528, which the source classifies under CWE-400, Uncontrolled Resource Consumption. The flaw allows a denial of service. NVD had not yet provided its own assessment when the entry was published on 05/27/2026.

Mitigation

The source points to an IBM support advisory at https://www.ibm.com/support/pages/node/7273427 but does not itself state a fix, patched version or workaround. N/A -- no mitigation discussed in source.

Details

Scores and exploitation

CVSS score: 7.1(high)
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H
Attack vector: network
Attack complexity: low
Privileges required: low
User interaction: none
EPSS: 0.4%Estimated probability that this CVE is exploited in the next 30 days, from the FIRST Exploit Prediction Scoring System. Read on October 13, 2026.
Disclosure date: May 27, 2026

Weaknesses and techniques

Weakness (CWE): CWE-400
Attack pattern (CAPEC): CAPEC-125
CAPEC-130

Classification

Attack type: Denial of service
Attack sophistication: Trivial
AI component targeted: Framework
Impact: Availability
Labels: security

How this record was produced

Summaries, mitigations and labels on this page are generated automatically from the source. The linked source is authoritative. The source gives this advisory a description and no title, so the title above is a headline generated from the source text.

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-7528

First tracked: May 27, 2026 at 02:08 PM ET, from NVD/CVE Database

Classifier: claude-haiku-5-5, prompt v4

Classifier confidence: 85% (self-assessed)

Summary

Mitigation

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