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QuenchWorks

excalidraw

Chart · Apps & productivity · standard · v0.0.9

digest pinnedcosign signedSPDX SBOMSLSA provenanceamd64 · arm64Rebuilt 2026-08-26

Open-source virtual whiteboard for sketching hand-drawn-style diagrams. Self-hostable as a static SPA served by hardened nginx, with no backend or account required.

Version

The latest line lives at the base page; older lines have their own page so you can pin and verify exactly that version. Only the most recent releases are listed — an older chart pins an older image digest.

Deployed image digest

sha256:08a23c56caba9b459e68fe68ea5a1224139891604df44bb02f182c82a46a5767

Chart OCI version

oci://ghcr.io/quenchworks/charts/excalidraw:0.0.9

The chart pins its image by this signed digest, so you never track it yourself. Signatures, SBOM, and provenance attach to the same digest.

Signed
cosign keyless
SBOM
SPDX, on image
Provenance
SLSA build
Architectures
amd64, arm64
Runs as
nonroot (uid 1001)
Root filesystem
read-only
Image size
28.5 MB

Security report (Trivy)

C· 55/1005 fixable · rebuild clears them

Vulnerability detail

excalidraw 0.18.1 · 5 CVE
CVESeverityPackageInstalledFixed inTitle
CVE-2026-18374MEDIUMglibc-2.442.44-r12.44-r6glibc: glibc: Heap buffer overflow via attacker-controlled fopen mode string
CVE-2026-18374MEDIUMglibc-2.44-locale-posix2.44-r12.44-r6glibc: glibc: Heap buffer overflow via attacker-controlled fopen mode string
CVE-2026-18374MEDIUMld-linux-2.442.44-r12.44-r6glibc: glibc: Heap buffer overflow via attacker-controlled fopen mode string
CVE-2026-18374MEDIUMlibcrypt1-2.442.44-r12.44-r6glibc: glibc: Heap buffer overflow via attacker-controlled fopen mode string
CVE-2026-85091MEDIUMzlib1.3.2-r41.3.3-r0zlib versions 1.3.1.2 through 1.3.2 contain a heap buffer overflow vul ...
0
Critical
0
High
5
Medium
0
Low
0
Unknown

Security report (Trivy) · image excalidraw 0.18.1

Install the chart

Deploy to Kubernetes with hardened defaults. The chart pins its image by signed digest, so you never track it yourself.

Install (latest)

helm install my-excalidraw oci://ghcr.io/quenchworks/charts/excalidraw --version 0.0.9

Deploys image (digest-pinned)

ghcr.io/quenchworks/images/excalidraw@sha256:08a23c56caba9b459e68fe68ea5a1224139891604df44bb02f182c82a46a5767
Chart version
0.0.9
App version
0.18.1
Chart license
MIT
App license
MIT
Service port
80
Signed
cosign (keyless)
Values schema
yes
Last published
2026-08-26

Verify the chart

cosign verify ghcr.io/quenchworks/charts/excalidraw:0.0.9 \
  --certificate-identity-regexp 'https://github.com/quenchworks/.+' \
  --certificate-oidc-issuer https://token.actions.githubusercontent.com

Transparency

The chart publishes its attestations on GitHub and the image it deploys carries its own on the same digest, publicly verifiable with the commands above. Both log to the Sigstore transparency log (Rekor), which cosign verify checks for you.

Upstream project: https://excalidraw.com