CVE-2012-1495

Name: CVE-2012-1495
Creator: NVD / NIST
Published: 2020-01-27T15:15:11.027+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 79.76%

Last modified Jun 16, 2026

CVE-2012-1495 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. install/index.php in WebCalendar before 1.2.5 allows remote attackers to execute arbitrary code via the form_single_user_login parameter.. EPSS estimates a 79.76% chance of exploitation in the next 30 days.

Description

install/index.php in WebCalendar before 1.2.5 allows remote attackers to execute arbitrary code via the form_single_user_login parameter.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

79.76%

99.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-74

Affected Software

Vendor	Product	Versions
Webcalendar Project	Webcalendar	< 1.2.5

References

http://sourceforge.net/projects/webcalendar/files/webcalendar%201.2/1.2.5/Release Notes, Third Party Advisory
https://packetstormsecurity.com/files/112323/WebCalendar-1.2.4-Pre-Auth-Remote-Code-Injection.htmlExploit, Third Party Advisory, VDB Entry
https://packetstormsecurity.com/files/112332/WebCalendar-1.2.4-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
https://www.exploit-db.com/exploits/18775Exploit, Third Party Advisory, VDB Entry
http://sourceforge.net/projects/webcalendar/files/webcalendar%201.2/1.2.5/Release Notes, Third Party Advisory
https://packetstormsecurity.com/files/112323/WebCalendar-1.2.4-Pre-Auth-Remote-Code-Injection.htmlExploit, Third Party Advisory, VDB Entry
https://packetstormsecurity.com/files/112332/WebCalendar-1.2.4-Remote-Code-Execution.htmlExploit, Third Party Advisory, VDB Entry
https://www.exploit-db.com/exploits/18775Exploit, Third Party Advisory, VDB Entry

Timeline

Published: Jan 27, 2020
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2012-1495?

install/index.php in WebCalendar before 1.2.5 allows remote attackers to execute arbitrary code via the form_single_user_login parameter.

How severe is CVE-2012-1495?

CVE-2012-1495 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 79.76% probability of exploitation in the next 30 days.

How do I fix CVE-2012-1495?

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-2012-1495?

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

Scan your code now

Source: NVD / NIST