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

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00366.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
fnando svg_optimizer unaffected
Version Status Constraints
0 affected < 0.3.0

No data.

No data.

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Vendors Products
Fnando Subscribe
Svg Optimizer Subscribe

Project Subscriptions

Vendors Products
Fnando Subscribe
Svg Optimizer Subscribe
Advisories
Source ID Title
Github GHSA Github GHSA GHSA-6hvg-62q8-95v7 svg_optimizer rubygem external XML entity (XXE) vulnerability
Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/fnando/svg_optimizer/pull/17 cve-icon cve-icon
https://github.com/rubysec/ruby-advisory-db/pull/713 cve-icon cve-icon
History

Thu, 17 Sep 2026 20:30:00 +0000

Type Values Removed Values Added
First Time appeared Fnando
Fnando svg Optimizer
Vendors & Products Fnando
Fnando svg Optimizer

Tue, 15 Sep 2026 16:30:00 +0000

Type Values Removed Values Added
Title svg_optimizer Ruby Gem Allows Entity Expansion Leading to Denial of Service

Mon, 14 Sep 2026 22:45:00 +0000

Type Values Removed Values Added
Title Denial of Service via Entity Expansion in svg_optimizer gem

Mon, 14 Sep 2026 21:00:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Mon, 14 Sep 2026 12:15:00 +0000

Type Values Removed Values Added
Title Denial of Service via Entity Expansion in svg_optimizer gem

Mon, 14 Sep 2026 06:00:00 +0000

Type Values Removed Values Added
Weaknesses CWE-776
Metrics cvssV3_1

{'score': 5.9, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N'}

Mon, 14 Sep 2026 05:45:00 +0000

Type Values Removed Values Added
Description The svg_optimizer gem before 0.3.0 for Ruby performs entity expansion on untrusted documents.
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-09-14T16:25:20.700Z

Reserved: 2023-10-16T00:00:00.000Z

Link: CVE-2023-46035

cve-icon Vulnrichment

Updated: 2026-09-14T16:25:17.614Z

cve-icon NVD

Status : Deferred

Published: 2026-09-14T06:16:54.500

Modified: 2026-09-22T20:00:03.713

Link: CVE-2023-46035

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-17T19:47:04Z

Weaknesses