CVE-2026-71559

HIGHCVSS 7.5/10EPSS 0.18%

Last modified

CVE-2026-71559 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Deserialization of Untrusted Data vulnerability in the Go implementation of Apache Fory allows an attacker to cause a denial of service by supplying crafted data containing malformed type metadata, which triggers an uncaught panic. This issue affects Apache Fory: from 0.16.0 before 1.5.0.  Users of other language implementations are not affected. Users are recommended to upgrade to version 1.5.0, which fixes the issue.. EPSS estimates a 0.18% chance of exploitation in the next 30 days.

Description

Deserialization of Untrusted Data vulnerability in the Go implementation of Apache Fory allows an attacker to cause a denial of service by supplying crafted data containing malformed type metadata, which triggers an uncaught panic. This issue affects Apache Fory: from 0.16.0 before 1.5.0.  Users of other language implementations are not affected. Users are recommended to upgrade to version 1.5.0, which fixes the issue.

Metrics

CVSS 3.1
7.5/10

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

EPSS Probability
0.18%

8.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ApacheFory>= 0.16.0, < 1.5.0

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2026-71559?
Deserialization of Untrusted Data vulnerability in the Go implementation of Apache Fory allows an attacker to cause a denial of service by supplying crafted data containing malformed type metadata, which triggers an uncaught panic. This issue affects Apache Fory: from 0.16.0 before 1.5.0.  Users of other language implementations are not affected. Users are recommended to upgrade to version 1.5.0, which fixes the issue.
How severe is CVE-2026-71559?
CVE-2026-71559 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.18% probability of exploitation in the next 30 days.
How do I fix CVE-2026-71559?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST