# github.com/tinfoil-factory/netfoil (Go) vulnerabilities Source: https://junglewise.ai/threats/technologies/github-com-tinfoil-factory-netfoil Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats Updated: 13 November 2026, 03:07 UTC. Rebuilt every hour. Data: https://junglewise.ai/threats/technologies/github-com-tinfoil-factory-netfoil.json License: CC BY 4.0 with a link back Junglewise Threat Intelligence has tracked 16 vulnerabilities in github.com/tinfoil-factory/netfoil (Go): 0 in the last 7 days and 5 in the last 90 days, 0 of them critical and 0 exploited in the wild. The most recent, Netfoil TTL not decremented in DNS responses, was published on 5 November 2026. 2 vulnerabilities in the last four weeks, up from none in the four before. ## Counts - Last 7 days: 0 - Last 30 days: 2 - Last 90 days: 5 - All time: 16 (0 critical, 0 exploited in the wild) ## About github.com/tinfoil-factory/netfoil (Go) A Go package providing networking utilities and protocol implementations. ## Latest github.com/tinfoil-factory/netfoil (Go) vulnerabilities - [Netfoil TTL not decremented in DNS responses](https://junglewise.ai/threats/go-2026-6906-netfoil-doesn-t-decrement-ttl-in-github-com-tinfoil-a5094761) (info, published 5 Nov 2026) - [Netfoil TTL decrement logic flaw](https://junglewise.ai/threats/netfoil-doesn-t-decrement-ttl-f0272cfd) (medium, published 3 Nov 2026) - [GO-2026-6277 - netfoil vulnerable to improper handling of untrusted DoH response data in github.com/tinfoil-factory/netfoil](https://junglewise.ai/threats/go-2026-6277-netfoil-vulnerable-to-improper-handling-of-untrusted-doh-3c188b0a) (info, published 25 Aug 2026) - [netfoil improper output neutralization for logs in DoH response handling](https://junglewise.ai/threats/netfoil-improper-output-neutralization-for-logs-in-doh-response-c6a8161c) (low, CVSS 2.7, published 24 Aug 2026) - [GO-2026-6143 - netfoil: Incorrect block responses could lead to localhost traffic in github.com/tinfoil-factory/netfoil](https://junglewise.ai/threats/go-2026-6143-netfoil-incorrect-block-responses-could-lead-to-localhost-10a9eea0) (info, published 18 Aug 2026) - [tinfoil-factory netfoil protection mechanism failure in DNS block responses](https://junglewise.ai/threats/tinfoil-factory-netfoil-protection-mechanism-failure-in-dns-block-e16a1288) (high, CVSS 7.4, published 29 Jul 2026) - [GO-2026-5935 - netfoil: Attacker controlled data written to logs in github.com/tinfoil-factory/netfoil](https://junglewise.ai/threats/go-2026-5935-netfoil-attacker-controlled-data-written-to-logs-in-github-a3f89afc) (info, published 17 Jul 2026) - [GO-2026-5933 - netfoil has a resource leak in LRU cache in github.com/tinfoil-factory/netfoil](https://junglewise.ai/threats/go-2026-5933-netfoil-has-a-resource-leak-in-lru-cache-in-github-com-49c2bca1) (info, published 17 Jul 2026) - [GO-2026-5934 - netfoil has a domain name filter bypass via multiple questions in github.com/tinfoil-factory/netfoil](https://junglewise.ai/threats/go-2026-5934-netfoil-has-a-domain-name-filter-bypass-via-multiple-f640dc92) (info, published 17 Jul 2026) - [Tinfoil Factory netfoil log injection via unvalidated domain names](https://junglewise.ai/threats/tinfoil-factory-netfoil-log-injection-via-unvalidated-domain-names-020d7d32) (low, CVSS 2.3, published 7 Jul 2026) - [tinfoil-factory netfoil resource leak in LRU cache](https://junglewise.ai/threats/tinfoil-factory-netfoil-resource-leak-in-lru-cache-b447cb08) (low, CVSS 1.2, published 7 Jul 2026) - [tinfoil-factory netfoil domain name filter bypass via multiple questions](https://junglewise.ai/threats/tinfoil-factory-netfoil-domain-name-filter-bypass-via-multiple-72d002ff) (medium, CVSS 5.9, published 7 Jul 2026) - [GO-2026-5664 - netfoil's optional seccomp sandboxing was not applied in github.com/tinfoil-factory/netfoil](https://junglewise.ai/threats/go-2026-5664-netfoil-s-optional-seccomp-sandboxing-was-not-applied-in-28a6beb2) (info, published 25 Jun 2026) - [GO-2026-5240 - Netfoil has incorrect allowlist enforcement in github.com/tinfoil-factory/netfoil](https://junglewise.ai/threats/go-2026-5240-netfoil-has-incorrect-allowlist-enforcement-in-github-com-bf798f5b) (info, published 25 Jun 2026) - [netfoil's optional seccomp sandboxing was not applied](https://junglewise.ai/threats/netfoil-s-optional-seccomp-sandboxing-was-not-applied-dee679b9) (medium, CVSS 4, published 29 Apr 2026) - [Netfoil has incorrect allowlist enforcement](https://junglewise.ai/threats/netfoil-has-incorrect-allowlist-enforcement-b5e0d890) (medium, CVSS 4, published 29 Apr 2026) ## Most severe github.com/tinfoil-factory/netfoil (Go) vulnerabilities - [tinfoil-factory netfoil protection mechanism failure in DNS block responses](https://junglewise.ai/threats/tinfoil-factory-netfoil-protection-mechanism-failure-in-dns-block-e16a1288) (high, CVSS 7.4, published 29 Jul 2026) - [tinfoil-factory netfoil domain name filter bypass via multiple questions](https://junglewise.ai/threats/tinfoil-factory-netfoil-domain-name-filter-bypass-via-multiple-72d002ff) (medium, CVSS 5.9, published 7 Jul 2026) - [netfoil's optional seccomp sandboxing was not applied](https://junglewise.ai/threats/netfoil-s-optional-seccomp-sandboxing-was-not-applied-dee679b9) (medium, CVSS 4, published 29 Apr 2026) - [Netfoil has incorrect allowlist enforcement](https://junglewise.ai/threats/netfoil-has-incorrect-allowlist-enforcement-b5e0d890) (medium, CVSS 4, published 29 Apr 2026) - [Netfoil TTL decrement logic flaw](https://junglewise.ai/threats/netfoil-doesn-t-decrement-ttl-f0272cfd) (medium, published 3 Nov 2026) - [netfoil improper output neutralization for logs in DoH response handling](https://junglewise.ai/threats/netfoil-improper-output-neutralization-for-logs-in-doh-response-c6a8161c) (low, CVSS 2.7, published 24 Aug 2026) - [Tinfoil Factory netfoil log injection via unvalidated domain names](https://junglewise.ai/threats/tinfoil-factory-netfoil-log-injection-via-unvalidated-domain-names-020d7d32) (low, CVSS 2.3, published 7 Jul 2026) - [tinfoil-factory netfoil resource leak in LRU cache](https://junglewise.ai/threats/tinfoil-factory-netfoil-resource-leak-in-lru-cache-b447cb08) (low, CVSS 1.2, published 7 Jul 2026) - [Netfoil TTL not decremented in DNS responses](https://junglewise.ai/threats/go-2026-6906-netfoil-doesn-t-decrement-ttl-in-github-com-tinfoil-a5094761) (info, published 5 Nov 2026) - [GO-2026-6277 - netfoil vulnerable to improper handling of untrusted DoH response data in github.com/tinfoil-factory/netfoil](https://junglewise.ai/threats/go-2026-6277-netfoil-vulnerable-to-improper-handling-of-untrusted-doh-3c188b0a) (info, published 25 Aug 2026) ## Vulnerabilities per week 2 vulnerabilities in the last four weeks, up from none in the four before. | Week of | Vulns | Critical | Exploited | | --- | --- | --- | --- | | 17 Aug 2026 | 1 | 0 | 0 | | 24 Aug 2026 | 2 | 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 | 2 | 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, "github.com/tinfoil-factory/netfoil (Go) vulnerabilities", https://junglewise.ai/threats/technologies/github-com-tinfoil-factory-netfoil, 13 November 2026.