Marked 2 through 2.5.11 allows remote attackers to read arbitrary files via a crafted…
Priority LOW 31CWE-200Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-200.
Summary
Marked 2 through 2.5.11 allows remote attackers to read arbitrary files via a crafted HTML document that triggers a redirect to an x-marked://preview?text= URL. The value of the text parameter can include arbitrary JavaScript code, e.g., making XMLHttpRequest calls.
Why it matters now
EPSS 0.01198 68th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:marked_2_project:marked_2:*:*:*:*:*:*:*:* | up to 2.5.11 | Vulnerable | Marked 2 Project |
- cpe:2.3:a:marked_2_project:marked_2:*:*:*:*:*:*:*:* Versions up to 2.5.11 Vulnerable ·Marked 2 Project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2018-6806
- 2026-10-03 Alias added: GHSA-f8gc-r5jf-vqfm
References
Sources
- CVE-2018-6806 · CVE Program
- CVE-2018-6806 · NVD
- FIRST EPSS
- GHSA-f8gc-r5jf-vqfm · GitHub Advisory Database · CC BY 4.0
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