Vulnary
← back to the feed
Critical· 9.8official fix available

CVE-2026-64608

A flaw in Apache Fory's C++ library lets attackers corrupt memory when the library reads data that doesn't match its expected format. The bug can crash the program or let attackers run arbitrary code. It only affects the C++ version of the library.

publishedJul 21, 2026
last modifiedJul 21, 2026
sourcesNVD
severity · cvss
9.8
critical · how bad it is
exploitation · epss
<1%
30th percentile · chance of exploitation in 30 days
(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →
auto-deletes from the system
counting…on Aug 20, 2026

An official fix is available, so this entry is kept for 30 days and then removed automatically.

01

Who is affected

Apache Fory C++ library, versions 0.14.0 up to but not including 1.4.0. Developers or applications that use this library for data serialization.

02

Real-world impact

An attacker could send specially crafted data to a program using the vulnerable library, causing it to crash or execute malicious code, potentially taking control of the system or leaking sensitive information.

03

Why this severity

The CVSS score is high because the flaw can be exploited remotely without authentication, requires no user interaction, and can compromise confidentiality, integrity, and availability of the affected system.

04

What to do about it

official fix available
recommended steps
  1. 01Upgrade Apache Fory C++ to version 1.4.0 or later.

NVD-referenced vendor advisory

05

Timeline

  1. Jul 21, 2026 · 12d ago
    Published
    Disclosed and added to the National Vulnerability Database.
  2. Jul 21, 2026 · 12d ago
    Official fix available
    A vendor patch or mitigation now exists — see the remediation steps above.
06

How it’s attacked

Attack vectorNetwork (remote)
Attack complexityLow
Privileges requiredNone
User interactionNone needed
ScopeUnchanged
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
07

References & advisories

(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →
CVE-2026-64608: A flaw in Apache Fory's C++ library lets attackers corrupt memory when · Vulnary