CVE-2020-25797
LimeSurvey 3.21.1 is affected by cross-site scripting (XSS) in the Add Participants Function ...
LimeSurvey 3.21.1 is affected by cross-site scripting (XSS) in the Add Participants Function (First and last name parameters). When the survey participant being edited, e.g. by an administrative user, the JavaScript code will be executed in the browser.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
LimeSurvey 3.21.1 is affected by cross-site scripting (XSS) in the Add Participants Function (First and last name parameters). When the survey participant being edited, e.g. by an administrative user, the JavaScript code will be executed in the browser.
- Record
CVE-2020-25797- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 3.5 Low
AV:N/AC:M/Au:S/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
LimeSurvey 3.21.1 is affected by cross-site scripting (XSS) in the Add Participants Function (First and last name parameters). When the survey participant being edited, e.g. by an administrative user, the JavaScript code will be executed in the browser.
- Record
CVE-2020-25797- Updated
- 2026-11-02
EUVDEUVD-2020-18441 No score
LimeSurvey 3.21.1 is affected by cross-site scripting (XSS) in the Add Participants Function (First and last name parameters). When the survey participant being edited, e.g. by an administrative user, the JavaScript code will be executed in the browser.
- Record
EUVD-2020-18441- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-jfwm-3rx7-mcj8 No score
LimeSurvey 3.21.1 is affected by cross-site scripting (XSS) in the Add Participants Function ...
LimeSurvey 3.21.1 is affected by cross-site scripting (XSS) in the Add Participants Function (First and last name parameters). When the survey participant being edited, e.g. by an administrative user, the JavaScript code will be executed in the browser.
- Record
GHSA-jfwm-3rx7-mcj8- Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
LimeSurvey 3.21.1 is affected by cross-site scripting (XSS) in the Add Participants Function (First and last name parameters). When the survey participant being edited, e.g. by an administrative user, the JavaScript code will be executed in the browser.
- Record
CVE-2020-25797- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
OSVBIT-limesurvey-2020-25797 No score
LimeSurvey 3.21.1 is affected by cross-site scripting (XSS) in the Add Participants Function (First and last name parameters). When the survey participant being edited, e.g. by an administrative user, the JavaScript code will be executed in the browser.
- Record
BIT-limesurvey-2020-25797- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
limesurveyBitnami |
3.21.1 up to 3.21.2 | 3.21.2 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-25797 is a medium vulnerability (CVSS 5.4) in Limesurvey, published December 31, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.70%, the 53rd percentile. Fixed in limesurvey 3.21.2.