Is CVE-2010-1871 being actively exploited?

Yes. CVE-2010-1871 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added on December 10, 2021.

What is the CVSS score for CVE-2010-1871?

CVE-2010-1871 has a CVSS 3.1 base score of 8.8 (HIGH).

CVE-2010-1871

HIGH · CVSS 8.8CISA KEV: actively exploitedEPSS 83.4%EU EUVD: exploited

JBoss Seam 2 (jboss-seam2), as used in JBoss Enterprise Application Platform 4.3.0 for Red Hat Linux, does not properly sanitize inputs for JBoss Expression Language (EL) expressions, which allows remote attackers to execute arbitrary code via a crafted URL. NOTE: this is only a vulnerability when the Java Security Manager is not properly configured.

Key facts

CVSS score: 8.8 (v3.1)
Severity: HIGH
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-917
EPSS score: 83.4% (100th percentile)
In CISA KEV: Yes, added December 10, 2021
In EU EUVD: Yes (EUVD-2010-1890)
Published: August 5, 2010
NVD last modified: June 16, 2026
Status: Analyzed

CISA Known Exploited Vulnerability

Red Hat Linux JBoss Seam 2 Remote Code Execution Vulnerability

Added to the KEV catalog on December 10, 2021; federal remediation due June 10, 2022.

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2010-1890 in the EU Vulnerability Database. ENISA flags it as known exploited. Last updated in EUVD on October 22, 2025.

View on the EU Vulnerability Database

Affected products

netapp / oncommand balance
netapp / oncommand insight
netapp / oncommand unified manager
redhat / enterprise linux
redhat / enterprise linux
redhat / jboss enterprise application platform

References

http://archives.neohapsis.com/archives/bugtraq/2013-05/0117.html(Broken Link)
http://www.redhat.com/support/errata/RHSA-2010-0564.html(Broken Link)
http://www.securityfocus.com/bid/41994(Broken Link, Third Party Advisory, VDB Entry)
http://www.securitytracker.com/id?1024253(Broken Link, Third Party Advisory, VDB Entry)
http://www.vupen.com/english/advisories/2010/1929(Broken Link, Vendor Advisory)
https://bugzilla.redhat.com/show_bug.cgi?id=615956(Issue Tracking)
https://exchange.xforce.ibmcloud.com/vulnerabilities/60794(Third Party Advisory, VDB Entry)
https://security.netapp.com/advisory/ntap-20161017-0001/(Third Party Advisory)
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2010-1871(US Government Resource)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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