Tools / stalwart / Security

Security Deep Dive

stalwart

Security posture and CVE patch evidence from tracked releases.

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3 high-severity dependency CVEs affects v0.16.7.

Review the dependency vulnerabilities below.

— Signed — SLSA — SBOM ✓ Security policy Weekly cadence · 6d 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

6d median over recent releases Release history

Latest release: 5d ago

Maintainer active Present

Recent commit activity Repository

Last commit: 6d ago

Checksums (SHA256SUMS) Not active yet

SHA256SUMS or equivalent Release asset

Latest release: 5d ago

GitHub Actions attestation Not active yet

actions/attest-build-provenance Workflow file

Latest release: 5d ago

Signing assets Not active yet

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

Latest release: 5d ago

5.1/10 Security Score

4.9/10 Scorecard

Dependency Exposure 22 transitive dependency CVEs found in the latest SBOM.

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

5d stale

scorecard

1.96 / 4.0

Score 4.9/10

cve health

0.50 / 2.5

⚠ No direct scan — 0c/3h transitive CVEs

patch speed

0.50 / 0.5

⚠ Estimated — no CVE patch history

kev exposure

1.50 / 1.5

No KEV exposure

supply chain risk

-0.65 / 10.0

Risk 6.5/100

Score breakdown

schema v2

Vulnerability posture

vulnerability posture

2.0

25%

direct cves: clear cve scan: estimated

Release responsiveness

release responsiveness

10.0

patch speed days: no_history

Dependency exposure

dependency exposure

9.4

10%

supply chain risk: 6.48 transitive cves: 0c/3h

Provenance trust

provenance trust

4.9

40%

scorecard score: 4.9 openssf badge: none

Maintainer health

maintainer health

10.0

10%

activity freshness: 5d

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 6.5/100

0 Transitive critical CVEs

0 KEV-transitive CVEs

76% Dependency freshness

Scorecard

Scorecard 4.9/10

OpenSSF Scorecard evaluates supply-chain security practices automatically. Score ≥ 6 is passing; ≥ 8 is excellent.

Check	Score	Reason
CI-Tests	-1	no pull request found
Code-Review	0	Found 0/30 approved changesets -- score normalized to 0
Maintained	10	30 commit(s) and 5 issue activity found in the last 90 days -- score normalized to 10
Security-Policy	10	security policy file detected
Dependency-Update-Tool	10	update tool detected
Packaging	-1	packaging workflow not detected
Token-Permissions	0	detected GitHub workflow tokens with excessive permissions
Dangerous-Workflow	10	no dangerous workflow patterns detected
SAST	0	no SAST tool detected
Binary-Artifacts	10	no binaries found in the repo
License	10	license file detected
CII-Best-Practices	0	no effort to earn an OpenSSF best practices badge detected
Signed-Releases	8	5 out of the last 5 releases have a total of 5 signed artifacts.
Fuzzing	0	project is not fuzzed
Branch-Protection	0	branch protection not enabled on development/release branches
Vulnerabilities	0	13 existing vulnerabilities detected
Pinned-Dependencies	0	dependency not pinned by hash detected -- score normalized to 0
Contributors	6	project has 2 contributing companies or organizations -- score normalized to 6

OpenSSF Badge

OpenSSF none

Badge indicates adherence to open-source best practices.

Dependency Vulnerabilities

1058 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 (6) All (22)

High 3 Medium 3 Low 4 Unknown 12

CVE	Severity	KEV	Dependency	Affected version	Cleared in release
CVE-2026-32829	high	—	lz4_flex	0.10.0	v0.16.5
GHSA-3v94-mw7p-v465	high	—	hickory-proto	0.25.2	v0.16.5
GHSA-82j2-j2ch-gfr8	high	—	rustls-webpki	0.101.7	v0.16.5
CVE-2023-49092	medium	—	rsa	0.9.2,< 0.10.0	v0.16.5
GHSA-8655-xgh5-5vvq	medium	—	fast-float	0.2.0	v0.16.5
GHSA-q2qq-hmj6-3wpp	medium	—	hickory-proto	0.25.2	v0.16.5
GHSA-965h-392x-2mh5	low	—	rustls-webpki	0.101.7	v0.16.5
GHSA-cq8v-f236-94qc	low	—	rand	0.7.3	v0.16.5
GHSA-x8jh-xj3x-gx3c	low	—	fast-float	0.2.0	v0.16.5
GHSA-xgp8-3hg3-c2mh	low	—	rustls-webpki	0.101.7	v0.16.5
RUSTSEC-2024-0379	unknown	—	fast-float	0.2.0,< 0.3.0	v0.16.5
RUSTSEC-2024-0384	unknown	—	instant	0.1.13	v0.16.5
RUSTSEC-2024-0436	unknown	—	paste	1.0.15	v0.16.5
RUSTSEC-2025-0003	unknown	—	fast-float	0.2.0,< 0.3.0	v0.16.5
RUSTSEC-2025-0134	unknown	—	rustls-pemfile	2.0.0,< 3.0.0	v0.16.5
RUSTSEC-2025-0141	unknown	—	bincode	2.0.0,< 3.0.0	v0.16.5
RUSTSEC-2026-0097	unknown	—	rand	0.7.3	v0.16.5
RUSTSEC-2026-0098	unknown	—	rustls-webpki	0.101.7	v0.16.5
RUSTSEC-2026-0099	unknown	—	rustls-webpki	0.101.7	v0.16.5
RUSTSEC-2026-0104	unknown	—	rustls-webpki	0.101.7	v0.16.5
RUSTSEC-2026-0118	unknown	—	hickory-proto	0.25.2	v0.16.5
RUSTSEC-2026-0119	unknown	—	hickory-proto	0.25.2	v0.16.5

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