LimeSurvey Community Edition 7.0.5 - Stored XSS in quota message rendering
Priority HIGH 67CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Active
- Attack complexity
- Low
- Attack requirements
- Present
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- High · High · None
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
LimeSurvey Community Edition 7.0.5 contains a stored cross-site scripting vulnerability in the survey quota creation workflow. An authenticated low-privileged user who can create and manage their own survey can store malicious JavaScript in a quota message. This issue affects LimeSurvey: 7.0.5.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00412 35th 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
- No
- Technical impact
- Total
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 |
|---|---|---|---|---|---|
| LimeSurvey | LimeSurvey | 7.0.5 | — | No fix listed | CNA |
- LimeSurvey VendorLimeSurvey Affected 7.0.5 Fixed in — No fix listed CNA
CPE names Threatist (inferred) · 1
Inferred from how NVD named this product before; not given by a source.
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:limesurvey:limesurvey:*:*:*:*:*:*:*:* | — | — | LimeSurvey |
- cpe:2.3:a:limesurvey:limesurvey:*:*:*:*:*:*:*:* Versions — — ·LimeSurvey
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-16809
- 2026-10-03 Alias added: GHSA-qv5f-f9jj-q6qc
References
More LimeSurvey vulnerabilities
- TI-2020-09194 LimeSurvey before 4.1.12+200324 contains a path traversal vulnerability in… CVSS 3.1CRITICAL 9.8
- TI-2025-24280 LimeSurvey 2.0+ - 2.06+ Unauthenticated Arbitrary File Download via Serialized Backup Payload CVSS 4.0HIGH 8.7
- TI-2024-28662 An issue in the js_localize.php function of LimeSurvey v6.6.2 and before allows attackers… CVSS 3.1HIGH 8.8
- TI-2024-26167 Lime Survey <= 6.5.12 is vulnerable to Cross Site Request Forgery (CSRF). CVSS 3.1HIGH 8.8
- TI-2026-45174 LimeSurvey Community Edition 7.0.5 - Reflected XSS in HTML editor popup CVSS 4.0HIGH 8.5
- TI-2026-61986 LimeSurvey Community Edition 7.0.14 - Reflected XSS through unescaped LSS survey-import warnings CVSS 4.0HIGH 7.4
Sources
- CVE-2026-16809 · CVE Program
- CVE-2026-16809 · NVD
- FIRST EPSS
- GHSA-qv5f-f9jj-q6qc · 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