# RHSA-2021:1898: python3-lxml security update

RHSA-2021:1898, released May 18, 2021, fixes 1 CVE in python3-lxml (version 0:4.2.3-2.el8). None of them is reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2021-1898
- Platform: Linux
- Released: May 18, 2021
- Priority: Routine (Closes CVE-2020-27783)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2021:1898

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [python3-lxml](https://patchblox.com/security/data/product/linux/python3-lxml.md) | RHEL 8 | 0:4.2.3-2.el8 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2020-27783](https://patchblox.com/security/data/cve/CVE-2020-27783.md) | Routine | babel: Python is an interpreted, interactive, object-oriented programming language that supports modules, classes, exception... | 6.1 | 0.0398 |  |

---

Data as of 2026-11-07T12:40:37Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo