CVE-2026-40924

medium
Published 2026-04-21 · Modified 2026-05-22
CVSS v3
6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v2
VIR risk
6.5

Description

Tekton Pipelines: HTTP Resolver Unbounded Response Body Read Enables Denial of Service via Memory Exhaustion

Predictions

Exploit likelihood
75%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: security-advisories@github.com — https://github.com/tektoncd/pipeline/security/advisories/GHSA-m2cx-gpqf-qf74

vendor Authored 2026-05-27

Vendor advisory: security-advisories@github.com — https://github.com/tektoncd/pipeline/releases/tag/v1.11.1

Package impact

EcosystemPackageVulnerableFixed
golang Gogithub.com/tektoncd/pipeline>=1.10.0,<1.11.11.11.1
golang Gogithub.com/tektoncd/pipeline>=1.0.0,<1.0.21.0.2
golang Gogithub.com/tektoncd/pipeline>=1.2.0,<1.3.41.3.4
golang Gogithub.com/tektoncd/pipeline>=1.4.0,<1.6.21.6.2
golang Gogithub.com/tektoncd/pipeline>=1.7.0,<1.9.31.9.3
golang GOgithub.com/tektoncd/pipeline>= 1.7.0, < 1.9.31.9.3
golang GOgithub.com/tektoncd/pipeline>= 1.4.0, < 1.6.21.6.2
golang GOgithub.com/tektoncd/pipeline>= 1.2.0, < 1.3.41.3.4
golang GOgithub.com/tektoncd/pipeline>= 1.0.0, < 1.0.21.0.2
golang GOgithub.com/tektoncd/pipeline>= 1.10.0, < 1.11.11.11.1

Application impact

VendorProductVersionsFixed
linuxfoundationtekton_pipelines{"endExcluding":"1.11.1"}1.11.1

References

CWEs

CWE-400

Verify integrity in audit chain (admin only). AS-IS.