What is CVE-2026-73062?

CVE-2026-73062 is a high-severity vulnerability in Scriban, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2026-08-16.

How severe is CVE-2026-73062?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in Scriban

CVE-2026-73062

Scriban versions 3.0.0 through 7.2.0 contain a denial of service vulnerability in the array multiplication operator that allocates memory without enforcing LoopLimit or overflow-safe arithmetic checks. Attackers can supply a large integer multiplier in a template to force multi-gigabyte memory allocations, causing resource exhaustion and availability degradation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Scriban — versions 0

Weakness classification (CWE)

CWE-770 — Allocation of Resources Without Limits or Throttling

References

disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-73062?: CVE-2026-73062 is a high-severity vulnerability in Scriban, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2026-08-16.
How severe is CVE-2026-73062?: High severity. CVSS v3 base score is 7.5 out of 10.