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ExploitedIn CISA KEV

CVE-2010-1871

Exploitation confirmed. First attested on 2021-12-10 by CISA-ADP, CISA KEV, GCVE · kevintel.

  • Published2010-08-05
  • WeaknessCWE-917

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

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.

Timeline

dates in UTC
  1. 2010-08-0513:23CVE publishedNVD
  2. 2021-12-10Added to the CISA KEV catalogCISA KEV
  3. 2021-12-10Listed as exploited by GCVEGCVE
  4. 2021-12-10Exploitation first reportedCISA KEV
  5. 2025-02-1019:33SSVC exploitation set to activeCISA-ADP
  6. 2026-10-2319:23EPSS crossed 10 %FIRST EPSS

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2010-1871?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2010-1871?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Netapp oncommand balance
BranchAffectedFixed in
—all versionsno fix published
Netapp oncommand insight
BranchAffectedFixed in
—all versionsno fix published
Netapp oncommand unified manager
BranchAffectedFixed in
—all versionsno fix published

1 more product in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

  1. CISA’s required action: Apply updates per vendor instructions.due 2022-06-10

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub

CISA Known Exploited Vulnerability

Date Added
2021-12-10
Patch Due Date
2022-06-10
Ransomware Use
Unknown
Required Action
Apply updates per vendor instructions.

Sources

  • CISA KEVKEV entry2021-12-10
  • GCVEexploitation2021-12-10
  • CISA-ADPSSVC decisionactive2025-02-10
  • OpenCVESSVC decisionactive—
  • CISA-ADPCVSS 3.18.82025-02-10
  • NVDCVSS 3.18.8read 2026-10-23
  • NVDCVSS 2.06.8read 2026-10-23
  • CISA-ADPweakness (CWE)CWE-9172025-02-10
  • NVDweakness (CWE)CWE-917read 2026-10-23
  • FIRST EPSSEPSS score83.4 %read 2026-10-23

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published
2010-08-05
Last Modified
2026-06-16
NVD status
Analyzed

Frequently asked questions

What is CVE-2010-1871?

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.

Is CVE-2010-1871 actively exploited?

Yes. CVE-2010-1871 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2022-06-10.

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

CVE-2010-1871 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

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