XXE in Fnando Svg Optimizer

CVE-2023-46035

The svg_optimizer gem before 0.3.0 for Ruby performs entity expansion on untrusted documents.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.004 (30.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 30.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-46035: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-46035?
CVE-2023-46035 is a medium-severity vulnerability in Fnando Svg Optimizer, classified under Improper Restriction of Recursive Entity References in DTDs (XML Entity Expansion). CVSS score: 5.9/10. Published 2026-09-14.
How severe is CVE-2023-46035?
Medium severity. CVSS v3 base score is 5.9 out of 10.