Tools / misskey / Security

Security Deep Dive

misskey

Security posture and CVE patch evidence from tracked releases.

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27 high-severity dependency CVEs affects 2026.5.4.

Review the dependency vulnerabilities below.

— Signed — SLSA — SBOM ✓ Security policy Weekly cadence · 4d median Active maintainer

Trust Signals — 3 of 9 Present

Evidence already collected from releases and repository metadata.

3/9 Present

Signed releases Unknown

Latest release artifact signature Latest release

—

SLSA provenance Unknown

Attestation predicate level Latest release

—

SBOM published Unknown

GitHub SBOM API Latest release

—

SECURITY.md Present

GitHub repository metadata Repository policy

Checked: 23d ago

Release cadence: weekly Present

4d median over recent releases Release history

Latest release: 14d ago

Maintainer active Present

Recent commit activity Repository

Last commit: 2d ago

Checksums (SHA256SUMS) Not active yet

SHA256SUMS or equivalent Release asset

Latest release: 14d ago

GitHub Actions attestation Not active yet

actions/attest-build-provenance Workflow file

Latest release: 14d ago

Signing assets Not active yet

.sig, .crt, cosign.pub, or similar Release asset

Latest release: 14d ago

3.8/10 Security Score

Pending CVE Patch Speed

Open CVEs Open CVEs detected for latest version.

Security Score

A composite score aggregating Scorecard performance, CVE patch history, OpenSSF badge tier, and dependency vulnerability exposure. Score ≥ 7.0 is healthy; < 4.0 warrants attention.

epss

0.25 / 0.5

No EPSS data

freshness

1.00 / 1.0

1d stale

scorecard

2.00 / 4.0

⚠ Estimated — not yet collected

cve health

0.00 / 2.5

Open CVEs detected

patch speed

0.50 / 0.5

⚠ Estimated — no CVE patch history

kev exposure

1.50 / 1.5

No KEV exposure

supply chain risk

-1.50 / 10.0

Risk 54.7/100

Score breakdown

schema v2

Vulnerability posture

vulnerability posture

0.0

25%

direct cves: open cve scan: available

Release responsiveness

release responsiveness

10.0

patch speed days: no_history

Dependency exposure

dependency exposure

4.5

10%

supply chain risk: 54.73 transitive cves: 0c/27h

Provenance trust

provenance trust

5.0

40%

scorecard score: estimated openssf badge: none

Maintainer health

maintainer health

10.0

10%

activity freshness: 1d

Operational risk

operational risk

8.5

10%

kev exposure: clear epss max: none

How is this calculated?

The six dimensions group the legacy score signals into weighted categories: direct vulnerability status, patch responsiveness, dependency exposure, provenance checks, maintainer activity, and exploitability risk. The flat component values above remain available for compatibility.

Supply Chain Risk

Risk 54.7/100

0 Transitive critical CVEs

0 KEV-transitive CVEs

64% Dependency freshness

OpenSSF Badge

OpenSSF none

Badge indicates adherence to open-source best practices.

Dependency Vulnerabilities

2765 dependencies scanned View full dependency list →

Scanning the SBOM (Software Bill of Materials) of the latest release for known vulnerabilities in transitive dependencies.

Critical

High

Medium

Low

Unknown

Still affecting latest (49) All (49)

High 27 Medium 19 Low 3

CVE	Severity	KEV	Dependency	Affected version	Cleared in release
CVE-2025-65945	high	—	jws	4.0.0	2026.5.2
CVE-2026-1526	high	—	undici	6.22.0	2026.5.2
CVE-2026-1528	high	—	undici	6.22.0	2026.5.2
CVE-2026-2229	high	—	undici	6.22.0	2026.5.2
CVE-2026-23745	high	—	tar	6.2.1	2026.5.2
CVE-2026-23950	high	—	tar	6.2.1	2026.5.2
CVE-2026-24842	high	—	tar	6.2.1	2026.5.2
CVE-2026-26960	high	—	tar	6.2.1	2026.5.2
CVE-2026-26996	high	—	minimatch	9.0.1	2026.5.2
CVE-2026-27903	high	—	minimatch	9.0.1	2026.5.2
CVE-2026-27904	high	—	minimatch	9.0.1	2026.5.2
CVE-2026-29786	high	—	tar	6.2.1	2026.5.2
CVE-2026-31802	high	—	tar	6.2.1	2026.5.2
CVE-2026-32141	high	—	flatted	3.3.3	2026.5.2
CVE-2026-33228	high	—	flatted	3.3.3	2026.5.2
CVE-2026-33671	high	—	picomatch	2.3.1	2026.5.2
CVE-2026-41672	high	—	@xmldom/xmldom	0.9.9	2026.5.2
CVE-2026-41673	high	—	@xmldom/xmldom	0.9.9	2026.5.2
CVE-2026-41674	high	—	@xmldom/xmldom	0.9.9	2026.5.2
CVE-2026-41675	high	—	@xmldom/xmldom	0.9.9	2026.5.2
CVE-2026-42033	high	—	axios	1.15.0	2026.5.2
CVE-2026-42035	high	—	axios	1.15.0	2026.5.2
CVE-2026-42043	high	—	axios	1.15.0	2026.5.2
CVE-2026-42264	high	—	axios	1.15.0	2026.5.2
CVE-2026-44665	high	—	fast-xml-builder	1.1.5	2026.5.2
CVE-2026-6321	high	—	fast-uri	3.1.0	2026.5.2
CVE-2026-6322	high	—	fast-uri	3.1.0	2026.5.2
CVE-2025-66400	medium	—	mdast-util-to-hast	13.2.0	2026.5.2
CVE-2026-1525	medium	—	undici	6.22.0	2026.5.2
CVE-2026-1527	medium	—	undici	6.22.0	2026.5.2
CVE-2026-22036	medium	—	undici	6.22.0	2026.5.2
CVE-2026-2739	medium	—	bn.js	4.12.2	2026.5.2
CVE-2026-33672	medium	—	picomatch	2.3.1	2026.5.2
CVE-2026-33750	medium	—	brace-expansion	1.1.12	2026.5.2
CVE-2026-41907	medium	—	uuid	11.1.0	2026.5.2
CVE-2026-42034	medium	—	axios	1.15.0	2026.5.2
CVE-2026-42036	medium	—	axios	1.15.0	2026.5.2
CVE-2026-42037	medium	—	axios	1.15.0	2026.5.2
CVE-2026-42038	medium	—	axios	1.15.0	2026.5.2
CVE-2026-42039	medium	—	axios	1.15.0	2026.5.2
CVE-2026-42041	medium	—	axios	1.15.0	2026.5.2
CVE-2026-42042	medium	—	axios	1.15.0	2026.5.2
CVE-2026-42044	medium	—	axios	1.15.0	2026.5.2
CVE-2026-42338	medium	—	ip-address	9.0.5	2026.5.2
CVE-2026-44664	medium	—	fast-xml-builder	1.1.5	2026.5.2
GHSA-r4q5-vmmm-2653	medium	—	follow-redirects	1.15.11	2026.5.2
CVE-2026-2391	low	—	qs	6.14.1	2026.5.2
CVE-2026-24001	low	—	diff	8.0.2	2026.5.2
CVE-2026-42040	low	—	axios	1.15.0	2026.5.2

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