CVE-2026-101300: Server-Side Request Forgery in Wegow PDF export

Severity: high (CVSS 7.1 v4.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-16 · updated 2026-10-16
Weakness: CWE-918

Description

Server-Side Request Forgery (SSRF) reported in the ticket sales chart PDF export functionality of Wegow. According to the report, an authenticated user with a promoter account can manipulate the <svg> parameter of the POST request generated by selecting Download PDF. The content is processed by the export.highcharts.com service, which sends HTTP requests to attacker-controlled external resources and embeds their responses in the generated PDF. The reported behavior allows the export service to be used as an intermediary for these requests.

Affected products

Wegow Technologies Wegow: actual version

References

https://www.incibe.es/en/incibe-cert/notices/aviso/server-side-request-forgery-wegow-pdf-export

Get alerted when CVE-2026-101300 or the next vulnerability affects your stack