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CVE-2023-5523
M-Files Web Companion allows Remote Code Execution
High8.6EPSS 0.34%
- Published
- Updated
- Reserved
- Assigned by
- M-Files Corporation
Description
Execution of downloaded content flaw in M-Files Web Companion before release version 23.10 and LTS Service Release Versions before 23.8 LTS SR1 allows Remote Code Execution
Timeline
ID reserved
By M-Files Corporation
- 9 days later
· 9 days later
Published
- 2 years later
· 2 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| M-Files CorporationCNA (assigner) | 3.1 | High8.6 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.34% · top 72% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.6.
Weakness
Affected products
- affected 23.3 – < 23.10
- unaffected 23.8 LTS SR1
What to do
Solution: Update to fixed version
Exploitation: None publicly available
References (3)
- https://product.m-files.com/security-advisories/cve-2023-5523/ (opens in a new tab)vendor-advisory
- https://empower.m-files.com/security-advisories/CVE-2023-5523 (opens in a new tab)vendor-advisory
- https://www.m-files.com/about/trust-center/security-advisories/cve-2023-5523/ (opens in a new tab)x_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2023-5523)Record last updated .