Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
2DescriptionCVE.org
An issue in OS4ED openSIS v8.0 through v9.1 allows attackers to execute a directory traversal and delete files by sending a crafted POST request to /Modules.php?modname=users/Staff.php&removefile.
AnalysisAI
An issue in OS4ED openSIS v8.0 through v9.1 allows attackers to execute a directory traversal and delete files by sending a crafted POST request to /Modules.php?modname=users/Staff.php&removefile. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. 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. An issue in OS4ED openSIS v8.0 through v9.1 allows attackers to execute a directory traversal and delete files by sending a crafted POST request to /Modules.php?modname=users/Staff.php&removefile. Affected products include: Os4Ed Opensis.
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.
More from same product – last 7 days
Authentication bypass in Discuz! X5.0 releases 20260320 through 20260501 allows unauthenticated remote attackers to acce
Authenticated remote code execution in Discuz! X5.0 releases 20260320 through 20260501 allows administrators to chain a
Unauthenticated PHP Object Injection in the Happyforms WordPress plugin (versions <= 1.26.13) allows remote attackers to
Unauthenticated PHP Object Injection in the Broadcast Live Video WordPress plugin (versions prior to 7.1.3) allows remot
Unauthenticated PHP object injection in the WordPress plugin 'Integration for Keap/Infusionsoft and Contact Form 7, WPFo
Share
External POC / Exploit Code
Leaving vuln.today