PatchTheCVECVE-2020-28460: This affects the package multi-ini before 2.1.2
CVE-2020-28460 is a medium-severity flaw (CVSS 5.6) affecting multi-ini. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
This affects the package multi-ini before 2.1.2. It is possible to pollute an object's prototype by specifying the constructor.proto object as part of an array. This is a bypass of CVE-2020-28448.
Why this priority
- Public exploit reference
- Remotely exploitable, no login, no user action
A fixed release or distro patch exists.
Risk facts
| CVSS score | 5.6 (Medium) |
| Attack vector | Network (remote) |
| Attack complexity | High |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 1.5% (top 25%) |
| CISA exploited list | No |
| Weakness | CWE-1321 |
| Published | 2020-12-22 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2020-28460?
multi-ini: upgrade to 2.1.2. Exact commands for each OS are on this page.
Is CVE-2020-28460 being exploited?
CVE-2020-28460 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2020-28460 affect?
CVE-2020-28460 affects multi-ini. Severity is medium (CVSS 5.6). This affects the package multi-ini before 2.1.2. It is possible to pollute an object's prototype by specifying the constructor.proto object as part of an array. This is a bypass of CVE-2020-28448.
How urgent is CVE-2020-28460?
Priority 48/100. Public exploit reference; Remotely exploitable, no login, no user action
Related CVEs
- CVE-2020-28448 MEDIUM 5.6 UPGRADE This affects the package multi-ini before 2.1.1