CVE-2026-108158
plugNmeet Server through 2.5.2 contains a path traversal vulnerability in the whiteboard conversion endpoint that allows any meeting participant to read server files via crafted filePath values.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.33%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
plugNmeet Server through 2.5.2 contains a path traversal vulnerability in the whiteboard conversion endpoint that allows any meeting participant to read server files via crafted filePath values. Attackers can supply ../ sequences so text or office documents are converted into page images, then fetch them unauthenticated through /download/uploadedFile/.
- CVSS 4.0
- 7.1 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/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/M
- EPSS
- 0.33% probability · 26th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-22
- Source
- disclosure@vulncheck.com
EPSS moved from 0.3% on 10 October 2026 to 0.3% on 26 October 2026.
References
- https://github.com/mynaparrot/plugNmeet-server
- https://github.com/mynaparrot/plugNmeet-server/blob/961b4b01cdff655928fb4b4d50524b42a6b63ec1/pkg/models/file_convert.go#L143
- https://hackmd.io/@haind/cve-2026-108158-plugnmeet-whiteboard-path-traversal
- https://www.vulncheck.com/advisories/plugnmeet-server-through-2.5.2-path-traversal-via-api-whiteboard-convert
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.