CVE-2021-27318
Cross Site Scripting (XSS) vulnerability in contactus.php in Doctor Appointment System 1.0 allows...
Cross Site Scripting (XSS) vulnerability in contactus.php in Doctor Appointment System 1.0 allows remote attackers to inject arbitrary web script or HTML via the lastname parameter.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Cross Site Scripting (XSS) vulnerability in contactus.php in Doctor Appointment System 1.0 allows remote attackers to inject arbitrary web script or HTML via the lastname parameter.
- Record
CVE-2021-27318- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
Cross Site Scripting (XSS) vulnerability in contactus.php in Doctor Appointment System 1.0 allows remote attackers to inject arbitrary web script or HTML via the lastname parameter.
- Record
CVE-2021-27318- Updated
- 2026-11-02
EUVDEUVD-2021-14078 No score
Cross Site Scripting (XSS) vulnerability in contactus.php in Doctor Appointment System 1.0 allows remote attackers to inject arbitrary web script or HTML via the lastname parameter.
- Record
EUVD-2021-14078- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-c9vq-pfm9-7pjp No score
Cross Site Scripting (XSS) vulnerability in contactus.php in Doctor Appointment System 1.0 allows...
Cross Site Scripting (XSS) vulnerability in contactus.php in Doctor Appointment System 1.0 allows remote attackers to inject arbitrary web script or HTML via the lastname parameter.
- Record
GHSA-c9vq-pfm9-7pjp- Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-27318 is a medium vulnerability (CVSS 6.1) in Doctor Appointment System Project Appointment System, published March 1, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.49%, the 74th percentile. No source names a fixed version.