CVE-2026-16626
JasperReports Server: XXE Injection Vulnerability (Unauthenticated)
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
9.3
JasperReports Server: XXE Injection Vulnerability (Unauthenticated)
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.
- Record
CVE-2026-16626- CVSS 4.0
- 9.3 Critical
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 - Weakness
- CWE-611
- Updated
- 2026-11-02
EUVDEUVD-2026-55694
9.3
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.
- Record
EUVD-2026-55694- CVSS 4.0
- 9.3 Critical
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 - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-p2q7-r6vq-359j
9.3
Improper restriction of XML external entity reference vulnerability (unauthenticated) in...
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.
- Record
GHSA-p2q7-r6vq-359j- CVSS 4.0
- 9.3 Critical
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - Weakness
- CWE-611
- Updated
- 2026-11-02
NVD
9.3
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.
- Record
CVE-2026-16626- CVSS 4.0
- 9.3 Critical
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - Weakness
- CWE-611
- Updated
- 2026-11-02
OSVUBUNTU-CVE-2026-16626
9.3
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.
- Record
UBUNTU-CVE-2026-16626- CVSS 4.0
- 9.3 Critical
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 - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
jasperreportsUbuntu:16.04:LTS |
All versions, plus listed versions 4.1.3+dfsg-36.1.1+dfsg-16.1.1+dfsg-26.1.1+dfsg-3 |
None known |
jasperreportsUbuntu:18.04:LTS |
All versions, plus listed versions 6.2.2-36.2.2-56.3.1-1 |
None known |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-16626 is a critical vulnerability (CVSS 9.3) in Jaspersoft Jasperreports Server, published August 10, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.45%, the 39th percentile. No source names a fixed version.