TI-2022-01118 Aliases CVE-2022-1231 GHSA-cpj6-8368-p538

XSS via Embedded SVG in SVG Diagram Format in plantuml/plantuml

LOW 31CWE-79Published 2022-04-15 · Updated 2024-08-02

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · None
Fix status: Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

XSS via Embedded SVG in SVG Diagram Format in GitHub repository plantuml/plantuml prior to 1.2022.4. Stored XSS in the context of the diagram embedder. Depending on the actual context, this ranges from stealing secrets to account hijacking or even to code execution for example in desktop applications. Web based applications are the ones most affected. Since the SVG format allows clickable links in diagrams, it is commonly used in plugins for web based projects (like the Confluence plugin, etc. see https://plantuml.com/de/running).

Why it matters now

EPSS 0.01956 80th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix Fixed plantuml/plantuml (plantuml): 1.2022.4

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
plantuml	plantuml/plantuml	before 1.2022.4	1.2022.4	Patch available	CNA

plantuml/plantuml Vendorplantuml Affected before 1.2022.4 Fixed in 1.2022.4 Patch available CNA

CPE configurations NVD · 3

CPE	Versions	Role	Vendor
cpe:2.3:a:plantuml:plantuml::::::::	before 1.2022.4	Vulnerable	plantuml
cpe:2.3:o:fedoraproject:fedora:35:::::::*	35	Vulnerable	Fedoraproject
cpe:2.3:o:fedoraproject:fedora:36:::::::*	36	Vulnerable	Fedoraproject

cpe:2.3:a:plantuml:plantuml:*:*:*:*:*:*:*:* Versions before 1.2022.4 Vulnerable ·plantuml
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* Versions 35 Vulnerable ·Fedoraproject
cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:* Versions 36 Vulnerable ·Fedoraproject

Remediation

Fix · CNA plantuml/plantuml (plantuml) Fixed in 1.2022.4

Vendor assessments

Red Hat

Red Hat's page for this CVE →

Not affected: 1 product

Red Hat

Timeline

2026-10-02 Threatist record created from CVE-2022-1231
2026-10-03 Alias added: GHSA-cpj6-8368-p538

References

Exploit 1

https://huntr.dev/bounties/27db9509-6cd3-4148-8d70-5942f3837604

Patch 1

https://github.com/plantuml/plantuml/commit/c9137be051ce98b3e3e27f65f54ec7d9f8886903

Advisory 2

TI-2023-03207 Server-Side Request Forgery (SSRF) in plantuml/plantuml CVSS 3.1CRITICAL 10.0
TI-2022-01260 URL Restriction Bypass in plantuml/plantuml CVSS 3.1CRITICAL 9.1
TI-2023-03206 Improper Access Control in plantuml/plantuml CVSS 3.1MEDIUM 5.3
TI-2026-00639 Cross-site scripting in net.sourceforge.plantuml:plantuml CVSS 4.0MEDIUM 5.1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences