Vulnerability · Published May 19, 2026 · Assigned by Jaspersoft
CVE-2026-6009Jaspersoft Library Deserialisation Vulnerability
High 8.7
In plain English
A high-severity unsafe deserialization in JasperReports IO At-Scale 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 44% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code. Fixed versions are available - upgrade the affected package.
Severity (CVSS 4.0)8.7High
Exploit odds (30 days)0.5%top 55.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack tooling1Public PoC
Official description
Java Deserialisation Vulnerability in Jaspersoft Reports Library leads to Remote Code Execution (RCE), potentially allowing code execution on the affected system
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Maven | net.sf.jasperreports:jasperreports | 7.0.7 | GHSA-9wxq-mwqw-8hhg |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Jaspersoft | JasperReports Library Community Edition | 0 – through 7.0.6 |
| Jaspersoft | Jaspersoft Studio Community Edition | 0 – through 7.0.6 |
| Jaspersoft | JasperReports Server | 0 – through 10.0.0 |
| Jaspersoft | JasperReports Library Professional | 0 – through 10.0.0 |
| Jaspersoft | Jaspersoft Studio Professional | 0 – through 10.0.0 |
| Jaspersoft | JasperReports IO Professional | 0 – through 10.0.0 |
| Jaspersoft | JasperReports IO At-Scale | 0 – through 10.0.0 |
| Jaspersoft | JasperReports Web Studio | 0 – through 10.0.1 |
Weakness: CWE-502 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N