Information disclosure due to uninitialized memory in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, and Firefox ESR 140.10.
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mozilla | Firefox | affected |
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Project Subscriptions
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Advisories
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Fixes
Solution
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Workaround
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References
History
Tue, 21 Apr 2026 13:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Information disclosure due to uninitialized memory in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, and Firefox ESR 140.10. | |
| Title | Information disclosure due to uninitialized memory in the Graphics: Canvas2D component | |
| References |
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Projects
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MITRE
Status: PUBLISHED
Assigner: mozilla
Published:
Updated: 2026-04-21T12:40:46.800Z
Reserved: 2026-04-21T12:40:46.464Z
Link: CVE-2026-6749
Vulnrichment
No data.
NVD
Status : Received
Published: 2026-04-21T13:16:20.993
Modified: 2026-04-21T13:16:20.993
Link: CVE-2026-6749
Redhat
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OpenCVE Enrichment
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Weaknesses
No weakness.