Independent & educational platform Not a government body. No link or affiliation with any government organisation. Made for learning only. Test only systems you own or are authorised to test. Become a Partner or Sponsor → Full disclaimer

CVE-2018-11776

Severity not reported CISA KEV
Data quality: kev only. This record comes from the CISA KEV catalog only; NVD details have not been synced yet.

Apache Struts Remote Code Execution Vulnerability

Vendor / product: Apache — Struts

Apache Struts contains a vulnerability that allows for remote code execution under two circumstances. One, where the alwaysSelectFullNamespace option is true and the value isn't set for a result defined in underlying configurations and in same time, its upper package configuration have no or wildcard namespace. Or, using URL tag which doesn't have value and action set and in same time, its upper package configuration have no or wildcard namespace.

CVSS
—
Not reported by the source
Timeline (UTC)
Published: not reported
Modified: not reported
NVD status: not reported
Last synced 1 day ago
Verified against the source API 2026-10-27 06:50 UTC
Exploitation
Listed in CISA KEV
Added 2021-11-03 · due 2022-05-03
Known ransomware use: Unknown

Required action (CISA)

Apply updates per vendor instructions.

Affected products

Not reported by the source (unknown — not "none").

Weakness classification (CWE)

CWE-20

Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.

Mitigation & advisories

No vendor advisory or patch reference tagged by NVD. Check the references below.

References

  • No references reported.

Data sources

CISA KEV — fetched 2026-10-27 06:50 UTC · record ↗

Learn the basics

Understanding CVEs and CVSS Scores