CVE-2026-11944
openSIS Classic 9.3 - Authenticated path traversal in SentMail attachment download
- State
- Published
- Severity
- 5.3 Medium
- Published
- Jul 14, 2026
- Updated
- Jul 14, 2026
- Reserved
- Jun 10, 2026
Description
openSIS Classic 9.3 contains an authenticated path traversal vulnerability in the legacy messaging sent-mail attachment download functionality that allows an authenticated attacker to read arbitrary files on the server via crafted path traversal sequences.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N | Fluid Attacks |
Weaknesses
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Affected Products
| Product | Versions |
|---|---|
openSIS-ClassicOS4ED |
|
References
- https://fluidattacks.com/es/advisories/totothird-party-advisory
- https://github.com/OS4ED/openSIS-Classicproduct
Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.