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Critical 9.1Published Aug 7, 2026

CVE-2026-71560Apache Fory: Out-of-bounds heap read in C++ struct deserializer tagged-int fast-path

Updated under an hour ago ()

Does this affect you?

It affects Apache Software Foundation Apache Fory and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

Out-of-bounds Read vulnerability in Apache Fory C++ deserialization. This issue affects Apache Fory C++ versions from 0.14.0 before 1.5.0 when deserializing structs containing tagged integer fields. A crafted input payload may trigger an out-of-bounds heap read in the tagged integer fast-path deserializer, potentially causing information disclosure or denial of service. Users are recommended to upgrade to Apache Fory 1.5.0, which fixes this issue. Applications that do not use Apache Fory C++ or do not use tagged integer fields are not affected.

CVSS
9.1 CRITICAL (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Weakness (CWE)
CWE-502
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
apache
NVD analysis
Analyzed
Record last updated
Aug 7, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
Apache Software Foundation Apache Fory
apache_software_foundation:apache_fory (from the name)
from 0.14.0 before 1.5.0
CNA record
apache fory
apache:fory
from 0.14.0 before 1.5.0
NVD

References

  • vendor-advisory, mailing-list
  • mailing-list, third-party-advisory

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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