Vulnerability 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.
CVSS Score
LOW
Related Weaknesses (CWE)
References
- https://github.com/seladb/PcapPlusPlus/
- https://github.com/seladb/PcapPlusPlus/issues/2149
- https://github.com/user-attachments/files/28207967/poc.zip
- https://vuldb.com/cve/CVE-2026-13587
- https://vuldb.com/submit/844479
- https://vuldb.com/vuln/374590
- https://vuldb.com/vuln/374590/cti
FAQ
What is CVE-2026-13587?
CVE-2026-13587 is a vulnerability with a CVSS score of 3.7 (LOW). 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 manipulati...
How severe is CVE-2026-13587?
CVE-2026-13587 has been rated LOW with a CVSS base score of 3.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-13587?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.