# go.etcd.io/etcd (Go) vulnerabilities

Source: https://junglewise.ai/threats/technologies/go-etcd-io-etcd  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 13 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/go-etcd-io-etcd.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 12 vulnerabilities in go.etcd.io/etcd (Go): 0 in the last 7 days and 0 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, CVE-2026-44283, was published on 14 May 2026.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 12 (0 critical, 0 exploited in the wild)

## About go.etcd.io/etcd (Go)

Distributed key-value store written in Go providing consensus-based data synchronization and coordination.

## Latest go.etcd.io/etcd (Go) vulnerabilities

- [CVE-2026-44283: etcd RBAC authorization bypass in transaction operations](https://junglewise.ai/threats/cve-2026-44283-etcd-rbac-authorization-bypass-in-transaction-operations) (low, CVSS 3.1, published 14 May 2026)
- [CVE-2026-33343: GO-2026-4808 - Nested etcd transactions bypass RBAC authorization checks in go.etcd.io/etcd](https://junglewise.ai/threats/cve-2026-33343-etcd-nested-etcd-transactions-bypass-rbac-authorization-checks) (low, CVSS 3.1, published 7 Apr 2026)
- [CVE-2026-33413: GO-2026-4806 - Authorization bypasses in multiple APIs in go.etcd.io/etcd](https://junglewise.ai/threats/cve-2026-33413-etcd-authorization-bypasses-in-multiple-apis) (medium, CVSS 4, published 7 Apr 2026)
- [GO-2024-2529 - Etcd embed auto compaction retention negative value causing a compaction loop or a crash in go.etcd.io/etcd](https://junglewise.ai/threats/go-2024-2529-etcd-embed-auto-compaction-retention-negative-value-ed93753c) (info, published 28 Jun 2024)
- [GO-2024-2527 - Insecure ciphers are allowed by default in go.etcd.io/etcd](https://junglewise.ai/threats/go-2024-2527-insecure-ciphers-are-allowed-by-default-in-go-etcd-io-etcd-2afa88c8) (info, published 28 Jun 2024)
- [GO-2024-2530 - Etcd auth Inaccurate logging of authentication attempts for users with CN-based auth only in go.etcd.io/etcd](https://junglewise.ai/threats/go-2024-2530-etcd-auth-inaccurate-logging-of-authentication-attempts-2da45f1c) (info, published 28 Jun 2024)
- [GO-2024-2528 - Etcd Gateway TLS endpoint validation only confirms TCP reachability in go.etcd.io/etcd](https://junglewise.ai/threats/go-2024-2528-etcd-gateway-tls-endpoint-validation-only-confirms-tcp-0788e9d2) (info, published 28 Jun 2024)
- [CVE-2020-15136: Etcd Gateway TLS authentication only applies to endpoints detected in DNS SRV records](https://junglewise.ai/threats/cve-2020-15136-etcd-gateway-tls-authentication-only-applies-to-endpoints) (low, CVSS 3.1, published 31 Jan 2024)
- [CVE-2020-15114: Etcd Gateway can include itself as an endpoint resulting in resource exhaustion](https://junglewise.ai/threats/cve-2020-15114-etcd-gateway-can-include-itself-as-an-endpoint-resulting-in) (low, CVSS 3.1, published 31 Jan 2024)
- [CVE-2018-1099: DNS Rebinding in etcd](https://junglewise.ai/threats/cve-2018-1099-dns-rebinding-in-etcd) (low, CVSS 3, published 15 Feb 2022)
- [CVE-2018-16886: GO-2021-0077 - Authentication bypass in go.etcd.io/etcd](https://junglewise.ai/threats/cve-2018-16886-go-etcd-io-etcd-authentication-bypass) (low, CVSS 3.1, published 14 Apr 2021)
- [CVE-2020-15106: GO-2020-0005 - Panic due to malformed WALs in go.etcd.io/etcd](https://junglewise.ai/threats/cve-2020-15106-etcd-s-wal-readall-method-vulnerable-to-an-entry-with-large-index) (low, CVSS 3.1, published 14 Apr 2021)

## Most severe go.etcd.io/etcd (Go) vulnerabilities

- [CVE-2026-33413: GO-2026-4806 - Authorization bypasses in multiple APIs in go.etcd.io/etcd](https://junglewise.ai/threats/cve-2026-33413-etcd-authorization-bypasses-in-multiple-apis) (medium, CVSS 4, published 7 Apr 2026)
- [CVE-2018-16886: GO-2021-0077 - Authentication bypass in go.etcd.io/etcd](https://junglewise.ai/threats/cve-2018-16886-go-etcd-io-etcd-authentication-bypass) (low, CVSS 3.1, published 14 Apr 2021)
- [CVE-2020-15136: Etcd Gateway TLS authentication only applies to endpoints detected in DNS SRV records](https://junglewise.ai/threats/cve-2020-15136-etcd-gateway-tls-authentication-only-applies-to-endpoints) (low, CVSS 3.1, published 31 Jan 2024)
- [CVE-2020-15106: GO-2020-0005 - Panic due to malformed WALs in go.etcd.io/etcd](https://junglewise.ai/threats/cve-2020-15106-etcd-s-wal-readall-method-vulnerable-to-an-entry-with-large-index) (low, CVSS 3.1, published 14 Apr 2021)
- [CVE-2020-15114: Etcd Gateway can include itself as an endpoint resulting in resource exhaustion](https://junglewise.ai/threats/cve-2020-15114-etcd-gateway-can-include-itself-as-an-endpoint-resulting-in) (low, CVSS 3.1, published 31 Jan 2024)
- [CVE-2026-44283: etcd RBAC authorization bypass in transaction operations](https://junglewise.ai/threats/cve-2026-44283-etcd-rbac-authorization-bypass-in-transaction-operations) (low, CVSS 3.1, published 14 May 2026)
- [CVE-2026-33343: GO-2026-4808 - Nested etcd transactions bypass RBAC authorization checks in go.etcd.io/etcd](https://junglewise.ai/threats/cve-2026-33343-etcd-nested-etcd-transactions-bypass-rbac-authorization-checks) (low, CVSS 3.1, published 7 Apr 2026)
- [CVE-2018-1099: DNS Rebinding in etcd](https://junglewise.ai/threats/cve-2018-1099-dns-rebinding-in-etcd) (low, CVSS 3, published 15 Feb 2022)
- [GO-2024-2529 - Etcd embed auto compaction retention negative value causing a compaction loop or a crash in go.etcd.io/etcd](https://junglewise.ai/threats/go-2024-2529-etcd-embed-auto-compaction-retention-negative-value-ed93753c) (info, published 28 Jun 2024)
- [GO-2024-2527 - Insecure ciphers are allowed by default in go.etcd.io/etcd](https://junglewise.ai/threats/go-2024-2527-insecure-ciphers-are-allowed-by-default-in-go-etcd-io-etcd-2afa88c8) (info, published 28 Jun 2024)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

## Other Go technologies

- [github.com/mattermost/mattermost-server (Go)](https://junglewise.ai/threats/technologies/github-com-mattermost-mattermost-server): 297 vulnerabilities
- [github.com/mattermost/mattermost-server/v6 (Go)](https://junglewise.ai/threats/technologies/github-com-mattermost-mattermost-server-v6): 222 vulnerabilities
- [github.com/mattermost/mattermost/server/v8 (Go)](https://junglewise.ai/threats/technologies/github-com-mattermost-mattermost-server-v8): 207 vulnerabilities
- [github.com/mattermost/mattermost-server/v5 (Go)](https://junglewise.ai/threats/technologies/github-com-mattermost-mattermost-server-v5): 199 vulnerabilities
- [stdlib (Go)](https://junglewise.ai/threats/technologies/go-stdlib): 178 vulnerabilities
- [github.com/siyuan-note/siyuan/kernel (Go)](https://junglewise.ai/threats/technologies/github-com-siyuan-note-siyuan-kernel): 160 vulnerabilities
- [code.gitea.io/gitea (Go)](https://junglewise.ai/threats/technologies/code-gitea-io-gitea): 126 vulnerabilities
- [code.vikunja.io/api (Go)](https://junglewise.ai/threats/technologies/code-vikunja-io-api): 91 vulnerabilities
- [gogs.io/gogs (Go)](https://junglewise.ai/threats/technologies/gogs-io-gogs): 81 vulnerabilities
- [github.com/traefik/traefik/v2 (Go)](https://junglewise.ai/threats/technologies/github-com-traefik-traefik-v2): 78 vulnerabilities
- [github.com/traefik/traefik (Go)](https://junglewise.ai/threats/technologies/github-com-traefik-traefik): 75 vulnerabilities
- [github.com/usememos/memos (Go)](https://junglewise.ai/threats/technologies/github-com-usememos-memos): 75 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "go.etcd.io/etcd (Go) vulnerabilities", https://junglewise.ai/threats/technologies/go-etcd-io-etcd, 13 November 2026.