Rebuild Comment/Guestbook cross site scripting
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Passive
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Cross-site scripting, Code execution
- Confidentiality · integrity · availability
- None · Low · None
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-79 and CWE-94.
Summary
A security flaw has been discovered in Rebuild up to 4.1.3. Affected by this issue is some unknown functionality of the component Comment/Guestbook. Performing manipulation results in cross site scripting. It is possible to initiate the attack remotely. Upgrading to version 4.1.4 can resolve this issue. It is suggested to upgrade the affected component. According to the researcher the vendor has confirmed the flaw and fix in a private issue response.
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 |
|---|---|---|---|---|---|
| — | Rebuild | 4.1.0; 4.1.1; 4.1.2; 4.1.3 | 4.1.4 | Patch available | CNA |
- Rebuild Vendor— Affected 4.1.0; 4.1.1; 4.1.2; 4.1.3 Fixed in 4.1.4 Patch available CNA
Remediation
- Fix · CNA Rebuild Fixed in 4.1.4
Timeline
- 2026-10-02 Threatist record created from CVE-2025-11276
- 2026-10-03 Alias added: GHSA-23xc-wwgh-93wr
References
Sources
- CVE-2025-11276 · CVE Program
- CVE-2025-11276 · NVD
- FIRST EPSS
- GHSA-23xc-wwgh-93wr · GitHub Advisory Database · CC BY 4.0
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