CVE-2026-43868

MEDIUM
Published May 5, 2026 Modified May 6, 2026 CWE-789

Description

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.

CVSS v3.1 Score

5.3
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

EPSS — Exploit Prediction

0.0025
Probability of exploitation
0.48%
Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-789 CWE-789

Affected Products

Vendor Product
apache thrift

References

Frequently Asked Questions

What is CVE-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. It has a CVSS v3.1 base score of 5.3 (MEDIUM).
How severe is CVE-2026-43868? +
CVE-2026-43868 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0025, placing it in the 0th percentile for exploitation probability.
What products are affected by CVE-2026-43868? +
CVE-2026-43868 affects products from apache, specifically: thrift. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2026-43868? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

Related Vulnerabilities

CVE-2026-9538

Archive::Tar versions before 3.10 for Perl allow memory exhaustion via attacker controlled entry size field in tar header. _read_tar() reads …
CVE-2025-26618

Erlang is a programming language and runtime system for building massively scalable soft real-time systems with requirements on high availability. …
CVE-2024-20260 8.6

A vulnerability in the VPN and management web servers of the Cisco Adaptive Security Virtual Appliance (ASAv) and Cisco Secure …
CVE-2026-40303 7.5

zrok is software for sharing web services, files, and network resources. Prior to version 2.0.1, endpoints.GetSessionCookie parses an attacker-supplied cookie …
CVE-2026-33524 7.5

Zserio is a framework for serializing structured data with a compact and efficient way with low overhead. Prior to 2.18.1, …
CVE-2026-42440 7.5

OOM Denial of Service via Unbounded Array Allocation in Apache OpenNLP AbstractModelReader Versions Affected: before 2.5.9 before 3.0.0-M3 Description: The …

Don't wait for an exploit

Scan your website for vulnerabilities like CVE-2026-43868 — free, no signup required.

Start Free Scan