01 Record
CVE-2026-28145
WordPress MasterStudy LMS plugin <= 3.7.39 - Broken Access Control vulnerability
MediumPUBLISHEDCNA: Patchstack
CNA base score5.3 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
02 Description
WordPress MasterStudy LMS plugin <= 3.7.39 - Broken Access Control vulnerability
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.15% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 4.8% of scored records. A rank, not a probability.
- NVD base score
- 5.3 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
- NVD analysis status
- Deferred. NVD last modified this record on 2026-10-23.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-07-31 13:19Z3 MO AGO
- Last updated
- 2026-07-31 14:01Z3 MO AGO
- Reserved
- 2026-02-25
- Assigning CNA
- Patchstack
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 5.3)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
- Weaknesses
- CWE-345Insufficient Verification of Data AuthenticityClass
- Data version
- 5.2
- Document digest
- 777e7796cff5586a64391b5eef324b50c3bd649d37795a83b358eb40f8b36137
05 Affected products
VendorProductVersionsPlatforms
06 References
07 Remediation
Update the WordPress MasterStudy LMS plugin to the latest available version (at least 3.7.40).