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CVE-2026-13587

3.7 · LOW

A vulnerability was found in seladb PcapPlusPlus 25.05.

Published Jun 29, 2026CWE-119EPSS 0.42%

Overview

CVE-2026-13587 is a low-severity vulnerability. It was published on June 29, 2026 and has a CVSS 3.1 base score of 3.7 (LOW).

This vulnerability has a CVSS 3.1 base score of 3.7, rated LOW. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

A vulnerability was found in seladb PcapPlusPlus 25.05. The affected element is the function parse_by_block_type of the file light_pcapng.c of the component LightPcapNg Parser. Performing a manipulation of the argument captured_packet_length results in heap-based buffer overflow. It is possible to initiate the attack remotely. The attack's complexity is rated as high. The exploitability is described as difficult. The exploit has been made public and could be used.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/seladb/PcapPlusPlus/GitHubgithub.com/seladb/PcapPlusPlus/issues/2149GitHubgithub.com/user-attachments/files/28207967/poc.zipRefvuldb.com/cve/CVE-2026-13587Refvuldb.com/submit/844479Refvuldb.com/vuln/374590Refvuldb.com/vuln/374590/cti

How CyberStrike helps

Frequently asked questions

What is CVE-2026-13587?

CVE-2026-13587 is a low-severity vulnerability. It was published on June 29, 2026 and has a CVSS 3.1 base score of 3.7 (LOW).

How severe is CVE-2026-13587?

This vulnerability has a CVSS 3.1 base score of 3.7, rated LOW. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2026-13587?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-13587?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-13587 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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