CVE-2026-101082: PMWeb downloader.aspx path traversal
A weakness has been identified in PMWeb 7.x/8.x/2025.x. This issue affects some unknown processing of the file downloader.aspx. This manipulation of the argument FullFileName/FileName causes path traversal. The attack may be initiated remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Affected Software
Event History
Frequently Asked Questions
Which deployments should be treated as potentially affected?
PMWeb 7.x, 8.x, and 2025.x deployments should be treated as potentially affected. The available information does not identify narrower fixed or unaffected versions.
Can this be exploited remotely without credentials or user interaction?
Yes. The supplied CVSS vector indicates network access, low attack complexity, no privileges required, and no user interaction required.
What inputs are involved in the traversal issue?
The affected downloader.aspx processing involves the FullFileName and FileName arguments. Manipulation of either argument can cause path traversal.
How urgent is mitigation if patching information is unavailable?
Public exploit availability is reported, so exposed instances warrant prompt investigation and risk reduction. The vendor reportedly did not respond to early disclosure contact, and no vendor remediation information is provided.