DiceBear is an avatar library for designers and developers. Prior to version 9.4.0, the ensureSize() function in @dicebear/converter read the width and height attributes from the input SVG to determine the output canvas size for rasterization (PNG, JPEG, WebP, AVIF). An attacker who can supply a crafted SVG with extremely large dimensions (e.g. width="999999999") could force the server to allocate excessive memory, leading to denial of service. This primarily affects server-side applications that pass untrusted or user-supplied SVGs to the converter's toPng(), toJpeg(), toWebp(), or toAvif() functions. Applications that only convert self-generated DiceBear avatars are not practically exploitable, but are still recommended to upgrade. This is fixed in version 9.4.0. The ensureSize() function no longer reads SVG attributes to determine output size. Instead, a new size option (default: 512, max: 2048) controls the output dimensions. Invalid values (NaN, negative, zero, Infinity) fall back to the default. If upgrading is not immediately possible, validate and sanitize the width and height attributes of any untrusted SVG input before passing it to the converter.
CVE-2026-29112
This high-severity CVE scores 7.5 under a secondary CVSS source (NVD's own analysis pending). EPSS exploit probability: 0.3%, top 72% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- 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(medium)
- EG Risk
- 38(Track)EG Risk 38/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity75% × 45%Exploitation0% × 40%Automatability30% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- 0%
- EPSS %ILE
- 28%
- KEV
- Not listed
Published
March 18, 2026
Last Modified
June 17, 2026
Advisory Details (3)
Auto-updated Aug 2, 2026Uncontrolled memory allocation via crafted SVG dimensions in @dicebear/converter · Advisory · dicebear/dicebear · GitHub
https://github.com/dicebear/dicebear/security/advisories/GHSA-v3r3-4qgc-vw66DiceBear 9.4 - Release Notes
Patch available: dicebear/dicebear v9.4.0
https://github.com/dicebear/dicebear/releases/tag/v9.4.0commit 42a59eac46a3 (dicebear/dicebear)
Patch available: dicebear/dicebear v9.4.0 (contains commit 42a59eac46a3)
https://github.com/dicebear/dicebear/commit/42a59eac46a3c68598859e608ec45e578b27614aAffected Packages
(1 across 1 ecosystem)
npm(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| @dicebear/converter | — | 9.4.0 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 7× in last 7d / 30× 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.
- 2026-09-18 19:28 UTCEPSS rescore
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- 2026-09-02 18:08 UTCOSV refresh
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- 2026-08-24 14:17 UTCEPSS rescore
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- 2026-08-16 11:19 UTCEG score recompute
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- 2026-08-14 07:26 UTCEG score recompute
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- 2026-08-09 19:59 UTCEG score recompute
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- 2026-08-09 07:01 UTCEG score recompute
- 2026-08-08 16:37 UTCEPSS rescore
- 2026-08-07 17:34 UTCEG score recompute
- 2026-08-06 19:31 UTCEG score recompute
- 2026-08-06 13:46 UTCEPSS rescore
- 2026-08-06 01:40 UTCEG score recompute
- 2026-08-05 19:17 UTCEPSS rescore
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- 2026-08-04 00:50 UTCEG score recompute
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- 2026-08-02 16:44 UTCEG score recompute
- 2026-08-02 02:26 UTCEPSS rescore
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- 2026-07-30 16:27 UTCEPSS rescore
- 2026-07-30 01:30 UTCEPSS rescore
- 2026-07-28 15:36 UTCEPSS rescore
- 2026-07-27 14:14 UTCEG score recompute
Related CVEs(same CWE)
Same CWE
10 shownCWE-770
Frequently asked(5)
What is CVE-2026-29112?
When was CVE-2026-29112 disclosed?
Is CVE-2026-29112 actively exploited?
What is the CVSS score of CVE-2026-29112?
How do I remediate CVE-2026-29112?
Dependency Blast Radius
See which npm, PyPI, Go, and Maven packages are affected by CVE-2026-29112
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