Allocation of Resources Without Limits or Throttling in jspdf - CVE-2026-25535
Published: April 27, 2026
Vulnerability identifier: #VU127968
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2026-25535
CWE-ID: CWE-770
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Jelle_S
Affected software:
jspdf
jspdf
Detailed vulnerability description
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists due to allocation of resources without limits or throttling in the addImage and html methods when processing unsanitized GIF image data or URLs. A remote attacker can provide a crafted GIF file with large width or height header values to cause a denial of service.
The issue can trigger out-of-memory errors through excessive memory allocation.
How to mitigate CVE-2026-25535
Install security update from vendor's website.