Vulnerability · Published Aug 10, 2026 · Assigned by Jaspersoft
CVE-2026-16626JasperReports Server: XXE Injection Vulnerability (Unauthenticated)
Critical 9.3
In plain English
A critical-severity XML external entity in JasperReports Server from Jaspersoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 40% of all known vulnerabilities).
Severity (CVSS 4.0)9.3Critical
Exploit odds (30 days)0.5%top 60.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Improper restriction of XML external entity reference vulnerability (unauthenticated) in Jaspersoft JasperReports Server. This issue affects JasperReports Server: from 9.0.0 before HF-9 and from 10.0.0 before HF-10.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Jaspersoft | JasperReports Server | 9.0.0 – before HF-910.0.0 – before HF-10 |
Weakness: CWE-611 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:L/SI:L/SA:L