CVE-2026-16626: Improper restriction of XML external entity reference vulnerability (unauthenticated) in Jaspersoft JasperRepo

This month

CRITICAL 9.3REMOTE

CVE-2026-16626 is a critical-severity flaw (CVSS 9.3) affecting affected software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

Critical severity
CISA SSVC: automatable with total technical impact
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.3 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 62%)
CISA exploited list	No
Weakness	CWE-611
Published	2026-08-10
Last modified	2026-10-23

Publisher (CNA): Jaspersoft

Last updated 2026-10-23 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Timeline

2026-08-10 18:17 UTCPublished CVE record published
2026-10-23 20:10 UTCUpdated Record last modified

Exact fixes by distribution

Fedora 46 · clementine · FIXED · 1.4.2-1.fc46 · FEDORA-2026-3e748ef4d3 · source

sudo dnf upgrade --advisory=FEDORA-2026-3e748ef4d3

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-16626?

No fixed release is listed yet. Watch the vendor advisory and apply any mitigation shown on this page.

Is CVE-2026-16626 being exploited?

CVE-2026-16626 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-16626 affect?

CVE-2026-16626 affects affected software. Severity is critical (CVSS 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.

How urgent is CVE-2026-16626?

Priority 50/100. Critical severity; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action

References

← Back to latest CVEs