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.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 79.8%, higher than 100% of all known CVEs. Patch or mitigate before the next change window.
Description
install/index.php in WebCalendar before 1.2.5 allows remote attackers to execute arbitrary code via the form_single_user_login parameter.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 79.76% probability · 100th percentile
- Public exploits
- 2 in Exploit-DB · verified · first 23 April 2012
- CISA KEV
- Not listed
- Weakness
- CWE-74
- Affected
- webcalendar project/webcalendar
- Source
- cve@mitre.org
EPSS 79.8% since 3 November 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
Public exploits (2)
Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.
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
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.