# OPENSUSE-RU-2026:21160-1: dnscrypt-proxy security update

OPENSUSE-RU-2026:21160-1, released June 25, 2026, fixes 4 CVEs in dnscrypt-proxy (version 2.1.16-bp160.1.1). None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/opensuse-ru-2026-21160-1
- Platform: Linux
- Released: Jun 25, 2026
- Priority: High (Closes CVE-2026-33186, high severity)
- CVEs: 4, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://osv.dev/vulnerability/openSUSE-RU-2026:21160-1

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [dnscrypt-proxy](https://patchblox.com/security/data/product/linux/dnscrypt-proxy.md) | opensuse-leap 16.0 | 2.1.16-bp160.1.1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2026-33186](https://patchblox.com/security/data/cve/CVE-2026-33186.md) | High | gRPC-Go has an authorization bypass via missing leading slash in :path | 9.1 | 0.0162 |  |
| [CVE-2024-22189](https://patchblox.com/security/data/cve/CVE-2024-22189.md) | High | golang-github-lucas-clemente-quic-go: quic-go is an implementation of the QUIC protocol in Go | 7.5 | 0.0111 |  |
| [CVE-2026-33814](https://patchblox.com/security/data/cve/CVE-2026-33814.md) | High | Infinite loop in HTTP/2 transport when given bad SETTINGS_MAX_FRAME_SIZE in net/http/internal/http2 in golang.org/x/net | 7.5 | 0.0084 |  |
| [CVE-2023-49295](https://patchblox.com/security/data/cve/CVE-2023-49295.md) | Routine | golang-github-lucas-clemente-quic-go: quic-go is an implementation of the QUIC protocol (RFC 9000, RFC 9001, RFC 9002) in Go | 6.5 | 0.0120 |  |

---

Data as of 2026-11-09T13:31:49Z 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 Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.