Critical severity · published Aug 10, 2026
CVE-2026-16626
JasperReports Server: XXE Injection Vulnerability (Unauthenticated)
9.3
CVSS
0.5%
EPSS
No
On KEV
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.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 39% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
JS
JasperReports Server · Jaspersoft
9.0.0 before HF-9; 10.0.0 before HF-10 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-16626
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-16626
community.jaspersoft.com
https://community.jaspersoft.com/advisories/jaspersoft-security-advisory-august-05-2026-jasperreports-server-cve-2026-16626-r12/
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