Description
A user could provide an expression whose string length is longer than the ParserExpressionSizeLimit() configured on the CEL environment, and a memory allocation would occur proportional to the size of the input before the limit would be checked / enforced.
Published: 2026-09-09
Score: 6.9 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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History

Wed, 09 Sep 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 09 Sep 2026 15:15:00 +0000

Type Values Removed Values Added
Description A user could provide an expression whose string length is longer than the ParserExpressionSizeLimit() configured on the CEL environment, and a memory allocation would occur proportional to the size of the input before the limit would be checked / enforced.
Title Uncontrolled Memory Allocation in cel-go
Weaknesses CWE-789
References
Metrics cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: Google

Published:

Updated: 2026-09-09T15:15:12.321Z

Reserved: 2026-08-31T16:27:40.016Z

Link: CVE-2026-83530

cve-icon Vulnrichment

Updated: 2026-09-09T15:15:09.385Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-09-09T15:17:12.123

Modified: 2026-09-09T16:17:11.983

Link: CVE-2026-83530

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-09T16:45:13Z

Weaknesses
  • CWE-789

    Memory Allocation with Excessive Size Value