What is CVE-2026-67199?

CVE-2026-67199 is a medium-severity vulnerability in Perspective-dev Perspective, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 6.5/10. Published 2026-08-04.

How severe is CVE-2026-67199?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Resource exhaustion in Perspective-dev Perspective

CVE-2026-67199

Perspective 5.0.0 contains a denial of service vulnerability that allows remote attackers to block the server event loop indefinitely by submitting a crafted expression containing unbounded for or while loop constructs in a TableMakeViewRe…

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Perspective-dev Perspective — versions 0

Weakness classification (CWE)

CWE-770 — Allocation of Resources Without Limits or Throttling

References

disclosure@vulncheck.com (technical-description, exploit)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-67199?: CVE-2026-67199 is a medium-severity vulnerability in Perspective-dev Perspective, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 6.5/10. Published 2026-08-04.
How severe is CVE-2026-67199?: Medium severity. CVSS v3 base score is 6.5 out of 10.