What is CVE-2023-32637?

CVE-2023-32637 is a critical-severity vulnerability in Generic Model Organism Database Project Gbrowse, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2023-07-25.

How severe is CVE-2023-32637?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Arbitrary file upload in Generic Model Organism Database Project Gbrowse

CVE-2023-32637

GBrowse accepts files with any formats uploaded and places them in the area accessible through unauthenticated web requests. Therefore, anyone who can upload files through the product may execute arbitrary code on the server.

Vulnerability class: Unrestricted File Upload

Published 2023-07-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.011 (64.7th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Generic Model Organism Database Project Gbrowse — versions unspecified
Gmod Gbrowse

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

gmod.org/wiki/GBrowse (Product)
jbrowse.org/jb2/ (Not Applicable)
jvn.jp/en/jp/JVN35897618/ (Third Party Advisory)

Frequently asked questions

What is CVE-2023-32637?: CVE-2023-32637 is a critical-severity vulnerability in Generic Model Organism Database Project Gbrowse, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 9.8/10. Published 2023-07-25.
How severe is CVE-2023-32637?: Critical severity. CVSS v3 base score is 9.8 out of 10.