image-size through 2.0.2 contains a denial of service vulnerability that allows remote attackers to permanently block the Node.js event loop by supplying a specially crafted image buffer with a zero-valued size field in a recognized box-type. Attackers can trigger an infinite loop in the JXL or HEIF image parsers by providing a crafted image containing a box with a size of zero, causing the offset to never advance and permanently hanging the application.

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Advisories

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Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Tue, 16 Jun 2026 00:15:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

threat_severity

Moderate


Mon, 15 Jun 2026 17:15:00 +0000

Type Values Removed Values Added
First Time appeared Image-size
Image-size image-size
CPEs cpe:2.3:a:image-size:image-size:*:*:*:*:*:*:*:*
Vendors & Products Image-size
Image-size image-size

Thu, 11 Jun 2026 10:45:00 +0000

Type Values Removed Values Added
First Time appeared Image Sizes Project
Image Sizes Project image Sizes
Vendors & Products Image Sizes Project
Image Sizes Project image Sizes

Wed, 10 Jun 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 10 Jun 2026 13:30:00 +0000

Type Values Removed Values Added
Description image-size through 2.0.2 contains a denial of service vulnerability that allows remote attackers to permanently block the Node.js event loop by supplying a specially crafted image buffer with a zero-valued size field in a recognized box-type. Attackers can trigger an infinite loop in the JXL or HEIF image parsers by providing a crafted image containing a box with a size of zero, causing the offset to never advance and permanently hanging the application.
Title image-size 2.0.2 Denial of Service via Infinite Loop in JXL/HEIF Parser
Weaknesses CWE-835
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-06-10T14:46:07.985Z

Reserved: 2026-06-10T12:57:20.193Z

Link: CVE-2025-71329

cve-icon Vulnrichment

Updated: 2026-06-10T14:46:04.665Z

cve-icon NVD

Status : Analyzed

Published: 2026-06-10T14:16:30.160

Modified: 2026-06-15T17:09:44.680

Link: CVE-2025-71329

cve-icon Redhat

Severity : Moderate

Publid Date: 2026-06-10T13:04:30Z

Links: CVE-2025-71329 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-06-11T10:41:59Z

Weaknesses