# RHSA-2026:35828: Security update for 2 packages

RHSA-2026:35828, released July 6, 2026, fixes 2 CVEs across 2 products. None of them is reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/fix/linux/rhsa-2026-35828
- Platform: Linux
- Released: Jul 6, 2026
- Priority: Urgent (Closes CVE-2026-39821, rated Critical)
- CVEs: 2, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://access.redhat.com/errata/RHSA-2026:35828

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [grafana](https://patchblox.com/security/data/product/linux/grafana.md) | RHEL 9 | 0:10.2.6-23.el9_8 |
| [grafana-selinux](https://patchblox.com/security/data/product/linux/grafana-selinux.md) | RHEL 9 | 0:10.2.6-23.el9_8 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-39821](https://patchblox.com/security/data/cve/CVE-2026-39821.md) | Urgent | Invoking failure to reject ASCII-only Punycode-encoded labels in golang.org/x/net/idna | 10.0 | 0.0183 |  |
| [CVE-2026-25681](https://patchblox.com/security/data/cve/CVE-2026-25681.md) | High | Invoking  incorrect handling of character references in DOCTYPE nodes in golang.org/x/net/html | 8.7 | 0.0022 |  |

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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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo