CVE-2018-1133
A Teacher creating a Calculated question can intentionally cause remote code execution on the server, aka eval injection.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 31.3%, higher than 98% of all known CVEs. Patch or mitigate before the next change window.
Description
An issue was discovered in Moodle 3.x. A Teacher creating a Calculated question can intentionally cause remote code execution on the server, aka eval injection.
- CVSS 3.0
- 8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 31.32% probability · 98th percentile
- Public exploits
- 1 in Exploit-DB · first 15 March 2019
- CISA KEV
- Not listed
- Weakness
- CWE-94
- Affected
- moodle/moodle
- Source
- secalert@redhat.com
EPSS moved from 24.6% on 21 September 2026 to 31.3% on 27 October 2026, peaking at 31.9% on 22 September 2026. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”.
Public exploits (1)
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://www.securityfocus.com/bid/104307Third Party Advisory, VDB Entry
- https://moodle.org/mod/forum/discuss.php?d=371199Patch, Vendor Advisory
- https://www.exploit-db.com/exploits/46551/Exploit, Third Party Advisory, VDB Entry
- http://www.securityfocus.com/bid/104307Third Party Advisory, VDB Entry
- https://moodle.org/mod/forum/discuss.php?d=371199Patch, Vendor Advisory
- https://www.exploit-db.com/exploits/46551/Exploit, 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.