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CVE-2020-28672

23
FAUCET Score

CVE-2020-28672 describes an incorrect access control vulnerability in MonoCMS Blog 1.0, allowing remote arbitrary code execution. Specifically, unvalidated user input at monofiles/category.php:27 can be saved as a PHP file, leading to RCE. This vulnerability has a CVSS score of 7.2 (HIGH), indicating a high impact on confidentiality, integrity, and availability with low attack complexity, requiring high privileges. There is currently no public exploit code available, no evidence of active exploitation, and minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
1.0CPE matchmatch criteria
cpe:2.3:a:monocms:monocms:1.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.2HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.2
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
11.65%
Probability of exploitation in next 30 days
EPSS Percentile
95.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.1166 is in the 94th percentile among its peer group of 5,531 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.3 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

github.com / fortest-1/vuln/blob/main/MonoCMS%20Blog/MonoCMS%20Blog%201.0_remote_code_execution.md
ExploitThird Party Advisory