Missing authorization in Penpot
Priority HIGH 72CWE-862Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-862.
Summary
Penpot’s ::import-binfile RPC command lacks authorization on the optional file-id parameter, allowing any authenticated user to overwrite any files on the target server and subscribe to WebSocket events, enabling full data exfiltration and data poisoning.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00613 49th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-17613
- 2026-10-03 Alias added: GHSA-7ff3-w2cq-gmpq
References
More penpot vulnerabilities
- TI-2026-68335 OS command injection in Penpot SVG exporter via fill color CVSS 3.1CRITICAL 9.9
- TI-2026-32845 Penpot: Pre-authenticated account takeover via team-invitation token + prepare-register-profile CVSS 3.1CRITICAL 9.9
- TI-2026-35172 Penpot: Stored XSS via comment content, innerHTML renders unsanitized HTML CVSS 3.1HIGH 8.7
- TI-2026-33540 Penpot: MCP REPL server binds to 0.0.0.0 with unauthenticated /execute endpoint — RCE CVSS 3.1HIGH 8.8
- TI-2026-33541 Penpot: Authenticated SSRF in remote image import via create-file-media-object-from-url CVSS 3.1HIGH 7.7
- TI-2026-68333 SSRF guard bypass in Penpot via IPv6 transition addresses CVSS 4.0MEDIUM 6.0
Sources
- CVE-2026-17613 · CVE Program
- CVE-2026-17613 · NVD
- FIRST EPSS
- GHSA-7ff3-w2cq-gmpq · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences