# CVE-2026-6535

## Summary

- **CVE ID:** CVE-2026-6535
- **Severity:** MEDIUM
- **CVSS Score:** 5.5 (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
- **CWE:** CWE-1325
- **Published:** Apr 30, 2026
- **Last Modified:** Apr 30, 2026

## Description

Dissection engine zlib decompression crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service

## Affected Products

- Wireshark Foundation — Wireshark (4.6.0)
- Wireshark Foundation — Wireshark (4.4.0)

## References

- [CNA](https://www.wireshark.org/security/wnpa-sec-2026-26.html)
- [CNA](https://gitlab.com/wireshark/wireshark/-/issues/21097)
- [CNA](https://gitlab.com/wireshark/wireshark/-/issues/21098)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.14%
- **EPSS Percentile:** 3.7

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._