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.
CVE-2025-71329
Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-06-10. the CNA's CVSS baseline 7.5; sources differ by 0.0.
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 7.5
- EG Score
- 7.5(high)
- EPSS
- 34.6%
- KEV
- Not listed
Published
June 10, 2026
Last Modified
June 23, 2026
Advisory Details (3)
Auto-updated Jun 10, 2026image-size 2.0.2 Denial of Service via Infinite Loop in JXL/HEIF Parser | Advisories | VulnCheck
https://www.vulncheck.com/advisories/image-size-denial-of-service-via-infinite-loop-in-jxl-heif-parsersecurity: fix potential Denial of Service due to infinite loop by MegaManSec · Pull Request #439 · image-size/image-size · GitHub
https://web.archive.org/web/20260224152152/https://github.com/image-size/image-size/pull/439Two infinite loop / DoS vulnerabilities in image-size | Joshua Rogers' Scribbles
https://joshua.hu/image-size-infinite-loop-dos-vulnerabilitiesVendor Advisories for CVE-2025-71329(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 31× in last 7d / 138× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 138 total refreshes for this CVE.
- 2026-07-06 16:27 UTCEPSS rescore
- 2026-07-06 02:23 UTCEPSS rescore
- 2026-07-06 01:42 UTCEG score recompute
- 2026-07-06 01:42 UTCGHSA enrichment
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- 2026-07-05 02:30 UTCEPSS rescore
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- 2026-07-05 00:29 UTCEG score recompute
- 2026-07-05 00:29 UTCGHSA enrichment
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- 2026-07-04 06:31 UTCEPSS rescore
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- 2026-07-03 20:48 UTCEG score recompute
- 2026-07-03 20:48 UTCGHSA enrichment
- 2026-07-03 08:14 UTCEG score recompute
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- 2026-07-02 18:44 UTCEG score recompute
- 2026-07-02 18:44 UTCGHSA enrichment
- 2026-07-02 06:15 UTCEG score recompute
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- 2026-07-01 17:42 UTCEG score recompute
- 2026-07-01 17:41 UTCGHSA enrichment
- 2026-07-01 15:06 UTCEPSS rescore
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- 2026-07-01 05:12 UTCEG score recompute
- 2026-07-01 05:12 UTCGHSA enrichment
- 2026-06-30 23:22 UTCEPSS rescore
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- 2026-06-30 16:41 UTCEG score recompute
- 2026-06-30 16:41 UTCGHSA enrichment
- 2026-06-30 04:13 UTCEG score recompute
- 2026-06-30 04:12 UTCGHSA enrichment
- 2026-06-29 15:33 UTCEG score recompute
- 2026-06-29 15:33 UTCGHSA enrichment
- 2026-06-29 14:06 UTCEPSS rescore
- 2026-06-29 14:06 UTCEPSS rescore
- 2026-06-29 02:44 UTCEG score recompute
- 2026-06-29 02:44 UTCGHSA enrichment
- 2026-06-28 14:15 UTCEG score recompute
- 2026-06-28 14:15 UTCGHSA enrichment
- 2026-06-28 14:07 UTCEPSS rescore
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- 2026-06-28 04:56 UTCEPSS rescore
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- 2026-06-28 01:46 UTCEG score recompute
- 2026-06-28 01:46 UTCGHSA enrichment
- 2026-06-27 13:18 UTCEG score recompute
- 2026-06-27 13:18 UTCGHSA enrichment
- 2026-06-27 03:08 UTCEPSS rescore
- 2026-06-27 00:49 UTCEG score recompute
- 2026-06-27 00:49 UTCGHSA enrichment
- 2026-06-26 12:20 UTCEG score recompute
- 2026-06-26 12:20 UTCGHSA enrichment
- 2026-06-25 23:16 UTCEG score recompute
- 2026-06-25 23:16 UTCGHSA enrichment
- 2026-06-25 13:49 UTCEPSS rescore
- 2026-06-25 13:49 UTCEPSS rescore
- 2026-06-25 10:47 UTCEG score recompute
- 2026-06-25 10:47 UTCGHSA enrichment
- 2026-06-24 22:18 UTCEG score recompute
- 2026-06-24 22:18 UTCGHSA enrichment
- 2026-06-24 14:05 UTCEPSS rescore
- 2026-06-24 14:04 UTCEPSS rescore
- 2026-06-24 09:47 UTCEG score recompute
- 2026-06-24 09:47 UTCGHSA enrichment
- 2026-06-23 21:32 UTCEPSS rescore
- 2026-06-23 21:17 UTCEG score recompute
- 2026-06-23 21:16 UTCGHSA enrichment
- 2026-06-23 08:31 UTCEG score recompute
- 2026-06-23 08:31 UTCGHSA enrichment
- 2026-06-22 18:26 UTCEG score recompute
- 2026-06-22 18:26 UTCGHSA enrichment
- 2026-06-22 14:25 UTCEPSS rescore
- 2026-06-22 14:25 UTCEPSS rescore
- 2026-06-22 04:10 UTCEG score recompute
- 2026-06-22 04:10 UTCGHSA enrichment
- 2026-06-21 14:56 UTCEPSS rescore
- 2026-06-21 14:56 UTCEPSS rescore
- 2026-06-21 14:17 UTCEG score recompute
- 2026-06-21 14:17 UTCGHSA enrichment
- 2026-06-21 01:59 UTCEPSS rescore
- 2026-06-21 01:59 UTCEPSS rescore
- 2026-06-21 01:36 UTCEG score recompute
- 2026-06-21 01:36 UTCGHSA enrichment
- 2026-06-20 13:07 UTCEG score recompute
- 2026-06-20 13:07 UTCGHSA enrichment
- 2026-06-20 00:39 UTCEG score recompute
- 2026-06-20 00:38 UTCGHSA enrichment
- 2026-06-19 19:25 UTCEPSS rescore
- 2026-06-19 19:25 UTCEPSS rescore
- 2026-06-19 12:09 UTCEG score recompute
- 2026-06-19 12:09 UTCGHSA enrichment
- 2026-06-18 23:40 UTCEG score recompute
- 2026-06-18 23:40 UTCGHSA enrichment
- 2026-06-18 17:52 UTCEPSS rescore
- 2026-06-18 17:52 UTCEPSS rescore
- 2026-06-18 11:11 UTCEG score recompute
- 2026-06-18 11:11 UTCGHSA enrichment
- 2026-06-17 22:20 UTCEG score recompute
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Frequently asked(5)
What is CVE-2025-71329?
When was CVE-2025-71329 disclosed?
Is CVE-2025-71329 actively exploited?
What is the CVSS score of CVE-2025-71329?
How do I remediate CVE-2025-71329?
Dependency Blast Radius
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