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. Attackers can supply ../ sequences so text or office documents are converted into page images, then fetch them unauthenticated through /download/uploadedFile/.

CVSS 4.0

7.1CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

CVSS 3.1

6.5CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS

0.3% chance of exploitation in the next 30 days; higher than 25% of CVEs (scores of 2026-10-25)

CWE

CWE-22

Published

2026-10-09

Modified

2026-10-14

Record from

the NVD, synced 2026-10-19

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

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