Which versions of Oasys are affected by CVE-2025-3686?

Organizations using A vulnerability classified as problematic should be aware of moderate risk from CVE-2025-3686, a path traversal vulnerability rated CVSS 5.3.

Is there a public PoC exploit available for CVE-2025-3686?

Yes, a public proof-of-concept exploit is available for CVE-2025-3686. Prioritise patching immediately. EPSS: 0.5%.

How to fix or mitigate CVE-2025-3686?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Review file handling controls.

Oasys CVE-2025-3686

Q: What is the CVSS score of CVE-2025-3686?

CVE-2025-3686 has a CVSS 4.0 base score of 5.3 (Medium). CVSS vector: 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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X. EPSS exploitation probability: 0.5%.

MEDIUM

Path Traversal (CWE-22)

2025-04-16 cna@vuldb.com

Path Traversal Oasys Misstt123

5.3

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 18:37 vuln.today

PoC Detected

Jun 25, 2025 - 18:53 vuln.today

Public exploit code

CVE Published

Apr 16, 2025 - 12:15 nvd

MEDIUM 5.3

DescriptionCVE.org

A vulnerability classified as problematic was found in misstt123 oasys 1.0. Affected by this vulnerability is the function image of the file /show. The manipulation leads to path traversal. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. This product does not use versioning. This is why information about affected and unaffected releases are unavailable.

AnalysisAI

A vulnerability classified as problematic was found in misstt123 oasys 1.0. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. A vulnerability classified as problematic was found in misstt123 oasys 1.0. Affected by this vulnerability is the function image of the file /show. The manipulation leads to path traversal. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. This product does not use versioning. This is why information about affected and unaffected releases are unavailable. Affected products include: Misstt123 Oasys.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.