CVE-2026-40853: A Cross-Site Scripting via Unencoded Font Metadata in Apache Batik SVGFont
Source GCVE Database
Not known to be exploited · fixed in 1.20 : patch Apache XML Graphics Batik soon.
Data as of 11 Nov 2026, 16:33 UTC
Rated High by Threat Radar's AI analysis · CVSS not yet scored by NVD
Thin evidence
One scorer or none- Patch
- Available – fixed in 1.20
Exploitation evidence
Disclosed: evidence found.
CVE published 11 Nov 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 11 Nov 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| Apache XML Graphics Batikorg.apache.xmlgraphics:batik-svggen | Affected
| Fixed in– |
Mavenorg.apache.xmlgraphics/batik-svggenpkg:maven/org.apache.xmlgraphics/batik-svggenOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Users should upgrade Apache XML Graphics Batik to version 1.20 or later, where this vulnerability is fixed. No other mitigation steps are indicated.
Description
A Cross-Site Scripting (XSS) vulnerability exists in Apache XML Graphics Batik SVGFont due to unencoded font metadata. This issue affects versions through 1.19. The vulnerability is fixed in version 1.20.