Cross-site scripting in Spina CMS embeddable component
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-79.
Summary
Spina CMS v2.21.0 contains a cross-site scripting flaw in the /spina/embeddable.rb component. Input is not neutralized during web page generation (CWE-79), so an authenticated attacker with low privileges can inject a crafted URL that runs arbitrary web scripts or HTML, and a user must interact with the crafted content for it to run.
Written with Claude Haiku 5.5 from the sources below · 2026-11-06
Description from the CNA
An authenticated cross-site scripting (XSS) vulnerability in the /spina/embeddable.rb component of Spina CMS v2.21.0 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted URL.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
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
Remediation
The sources list no fixed version for Spina CMS.
Written with Claude Haiku 5.5 from the sources below · 2026-11-06
Timeline
- 2026-10-30 Threatist record created from CVE-2026-117182
- 2026-10-30 Alias added: GHSA-8qc9-p5fh-fcw6
- 2026-11-06 CVSS score added · CISA ADP
- 2026-11-06 Weakness changed · CISA ADP
- 2026-11-06 CISA SSVC decision points changed
References
Sources
- CVE-2026-117182 · CVE Program
- CVE-2026-117182 · NVD
- FIRST EPSS
- GHSA-8qc9-p5fh-fcw6 · GitHub Advisory Database · CC BY 4.0
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