# CVE-2026-47088

## Summary

- **CVE ID:** CVE-2026-47088
- **Severity:** LOW
- **CVSS Score:** 3.1 (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N)
- **CWE:** CWE-126
- **Published:** Jul 16, 2026
- **Last Modified:** Jul 16, 2026

## Description

An issue was discovered in cyrus-imapd in Cyrus IMAP through 3.12.2. There is heap exposure in nested MIME comment parsing. An authenticated IMAP user could craft an email message containing an RFC 822 comment ending with a backslash. When parsing the message, the server would read past the message's end in memory, and read into the heap, returning the read content to the user.

## Affected Products

- cyrusimap — Cyrus IMAP (0)

## References

- [CNA](https://www.cyrusimap.org/imap/download/release-notes/index.html)
- [CNA](https://www.cyrusimap.org/3.12/imap/download/release-notes/3.12/x/3.12.3.html)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.27%
- **EPSS Percentile:** 18.3

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