CVE-2026-64606

critical · 9.8

Deserialization of untrusted data vulnerability that may allow class-registration checks to be bypassed during Java lambda deserialization. Only lambda capture class is affected This issue affects Apache Fory: from before 1.4.0. Users are recommended to upgrade to version 1.4.0, which fixes the issue.

9.8

CVSS

0.7%

EPSS (exploit prob.)

52nd

EPSS percentile

2026-07-21

Published

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CWE-502

Affected products

Vendor	Product	Affected versions
apache	fory	>= 0.5.0, < 1.4.0

Check a specific version with /api/v1/cve/match.

References

https://lists.apache.org/thread/py6fbvm9nk1gxdd85rbzbozwzfh0jrsc
http://www.openwall.com/lists/oss-security/2026/07/21/4

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-64606