# RHSA-2026:19366: python3-markdown security update

RHSA-2026:19366, released May 27, 2026, fixes 1 CVE in python3-markdown (version 0:3.3.4-4.el9_8.2). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2026-19366
- Platform: Linux
- Released: May 27, 2026
- Priority: High (Closes CVE-2025-69534, high severity)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2026:19366

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [python3-markdown](https://patchblox.com/security/data/product/linux/python3-markdown.md) | RHEL 9 | 0:3.3.4-4.el9_8.2 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2025-69534](https://patchblox.com/security/data/cve/CVE-2025-69534.md) | High | python3.13: Python-Markdown version 3.8 contain a vulnerability where malformed HTML-like sequences can cause html.parser.HTMLPar... | 8.2 | 0.0066 |  |

---

Data as of 2026-11-07T06:34:28Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo