How severe is CVE-2013-2251?

CVE-2013-2251 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2013-2251 being actively exploited?

Yes. CVE-2013-2251 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2022-03-25, which means active exploitation has been confirmed. It should be prioritised for remediation.

What products are affected by CVE-2013-2251?

CVE-2013-2251 primarily affects Apache Archiva. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-2251?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.

Does CVE-2013-2251 have an EU (EUVD) identifier?

Yes. CVE-2013-2251 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-2328. It is also flagged as exploited in the EUVD (since 2022-03-25).

When was CVE-2013-2251 published?

CVE-2013-2251 was published on 2013-07-20 and last updated on 2026-06-16.

CVE-2013-2251

CVE-2013-2251 is a critical-severity vulnerability in Apache Archiva with a CVSS 3.x base score of 9.8. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2022-03-25). The underlying weakness is classified as CWE-74.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 9.3
EPSS exploit prediction: 100% (100th percentile)
Actively exploited: Yes — listed in CISA KEV (added 2022-03-25)
EU (EUVD) id: EUVD-2022-2328
EU exploitation: Flagged exploited in the ENISA EU Vulnerability Database (since 2022-03-25)
Weakness: CWE-74
Affected product: Apache Archiva
Published: 2013-07-20
Last modified: 2026-06-16

Description

Apache Struts 2.0.0 through 2.3.15 allows remote attackers to execute arbitrary OGNL expressions via a parameter with a crafted (1) action:, (2) redirect:, or (3) redirectAction: prefix.

Frequently asked questions

What is CVE-2013-2251?: Apache Struts 2.0.0 through 2.3.15 allows remote attackers to execute arbitrary OGNL expressions via a parameter with a crafted (1) action:, (2) redirect:, or (3) redirectAction: prefix.
How severe is CVE-2013-2251?: CVE-2013-2251 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2013-2251 being actively exploited?: Yes. CVE-2013-2251 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2022-03-25, which means active exploitation has been confirmed. It should be prioritised for remediation.
What products are affected by CVE-2013-2251?: CVE-2013-2251 primarily affects Apache Archiva. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-2251?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
Does CVE-2013-2251 have an EU (EUVD) identifier?: Yes. CVE-2013-2251 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-2328. It is also flagged as exploited in the EUVD (since 2022-03-25).
When was CVE-2013-2251 published?: CVE-2013-2251 was published on 2013-07-20 and last updated on 2026-06-16.

References

Affected products (9)

cpe:2.3:a:apache:archiva:*:*:*:*:*:*:*:*
cpe:2.3:a:apache:archiva:1.2:-:*:*:*:*:*:*
cpe:2.3:a:apache:archiva:1.2.2:*:*:*:*:*:*:*
cpe:2.3:a:apache:struts:*:*:*:*:*:*:*:*
cpe:2.3:a:fujitsu:interstage_business_process_manager_analytics:12.0:*:*:*:*:*:*:*
cpe:2.3:a:fujitsu:interstage_business_process_manager_analytics:12.1:*:*:*:*:*:*:*
cpe:2.3:a:oracle:siebel_apps_-_e-billing:6.1:*:*:*:*:*:*:*
cpe:2.3:a:oracle:siebel_apps_-_e-billing:6.1.1:*:*:*:*:*:*:*
cpe:2.3:a:oracle:siebel_apps_-_e-billing:6.2:*:*:*:*:*:*:*

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