RCE in Bolt Cms
CVE-2021-40219
Bolt CMS <= 4.2 is vulnerable to Remote Code Execution. Unsafe theme rendering allows an authenticated attacker to edit theme to inject server-side template injection that leads to remote code execution.
Vulnerability class: RCE (Remote Code Execution)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.034 (88.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 89th percentile — 88.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.034 · newest: 0.034 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- af854a3a-2127-422b-91ae-364da2661108 (Vendor Advisory)
- github.com/bolt/core (Third Party Advisory)
- github.com/bolt/core/blob/3b21a73ebf519b76756d3ad2841312d10ef11461/src/Controll… (Exploit, Third Party Advisory)
- github.com/iiSiLvEr/CVEs/tree/main/CVE-2021-40219 (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-40219?
- CVE-2021-40219 is a high-severity vulnerability in Bolt Cms, classified under Code Injection. CVSS score: 8.8/10. Published 2022-04-11.
- How severe is CVE-2021-40219?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2021-40219 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.