CVE-2020-35416

Name: CVE-2020-35416
Creator: NVD / NIST
Published: 2020-12-15T21:15:15.437+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 2.68%

Last modified Jun 17, 2026

CVE-2020-35416 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. Multiple cross-site scripting (XSS) vulnerabilities exist in PHPJabbers Appointment Scheduler 2.3, in the index.php admin login webpage (with different request parameters), allows remote attackers to inject arbitrary web script or HTML.. EPSS estimates a 2.68% chance of exploitation in the next 30 days.

Description

Multiple cross-site scripting (XSS) vulnerabilities exist in PHPJabbers Appointment Scheduler 2.3, in the index.php admin login webpage (with different request parameters), allows remote attackers to inject arbitrary web script or HTML.

Metrics

CVSS 3.1

6.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

2.68%

83.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Onlineonly	Phpjabbers Appointment Scheduler	2.3

References

http://packetstormsecurity.com/files/160502/PHPJabbers-Appointment-Scheduler-2.3-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/160600/PHPJabbers-Appointment-Scheduler-2.3-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
https://www.exploit-db.com/exploits/49281Exploit, Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/160502/PHPJabbers-Appointment-Scheduler-2.3-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/160600/PHPJabbers-Appointment-Scheduler-2.3-Cross-Site-Scripting.htmlExploit, Third Party Advisory, VDB Entry
https://www.exploit-db.com/exploits/49281Exploit, Third Party Advisory, VDB Entry

Timeline

Published: Dec 15, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-35416?

How severe is CVE-2020-35416?

CVE-2020-35416 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 2.68% probability of exploitation in the next 30 days.

How do I fix CVE-2020-35416?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-35416?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST