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Vulnerabilities

Vulnerability · CVE-2026-43868

Memory Allocation with Excessive Size Value vulnerability in Apache Thrift.

Published May 5, 2026 · catalog updated Jul 21, 2026 · Memory Allocation with Excessive

Check if you run it

No confirmed exploitation is on record for CVE-2026-43868. EPSS is 1.20%. Act only if a listed version of Memory Allocation with Excessive is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Memory Allocation with Excessive).
  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium5.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
1.20%
Remediation
Advisory link
Affected products
cpe apache/thrift

Memory Allocation with Excessive Size Value vulnerability in Apache Thrift. This issue affects Apache Thrift: before 0.23.0. Users are recommended to upgrade to version 0.23.0, which fixes the issue.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe apache/thriftversion unspecified

How to fix CVE-2026-43868

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-43868. EPSS is 1.20%. Act only if a listed version of Memory Allocation with Excessive is installed.

Which versions are affected?

Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-1285; CWE-789. EPSS 1.20%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. May 5, 2026 · NIST NVD

    Detected

    Memory Allocation with Excessive Size Value vulnerability in Apache Thrift. This issue affects Apache Thrift: before 0.23.0. Users are recommended to upgrade to version 0.23.0, which fixes the issue.

  2. Jul 21, 2026 · NIST NVD

    Updated

    Memory Allocation with Excessive Size Value vulnerability in Apache Thrift. This issue affects Apache Thrift: before 0.23.0. Users are recommended to upgrade to version 0.23.0, which fixes the issue.

Sources

  • CVE.orgVulnerability recordCVE-2026-43868

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-43868

    30-day exploitation probability 1.2%

    first.org
  • NIST NVDVulnerability recordCVE-2026-43868

    Memory Allocation with Excessive Size Value vulnerability in Apache Thrift. This issue affects Apache Thrift: before 0.23.0. Users are recommended to upgrade to version 0.23.0, which fixes the issue.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.