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No exploitation reportedFix available

CVE-2016-1182

No exploitation reported by the sources we read.

  • Published2016-07-04
  • WeaknessCWE-20

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

ActionServlet.java in Apache Struts 1 1.x through 1.3.10 does not properly restrict the Validator configuration, which allows remote attackers to conduct cross-site scripting (XSS) attacks or cause a denial of service via crafted input, a related issue to CVE-2015-0899.

Timeline

dates in UTC
  1. 2016-07-0422:59CVE publishedNVD
  2. 2026-10-2319:23EPSS crossed 10 %FIRST EPSS

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 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-2016-1182?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2016-1182?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Apache struts
BranchAffectedFixed in
1.0= 1.0no fix published
1.0= 1.0.1no fix published
1.0= 1.0.2no fix published
1.1= 1.1no fix published
1.2= 1.2.0no fix published
1.2= 1.2.1no fix published
1.2= 1.2.2no fix published
1.2= 1.2.3no fix published
1.2= 1.2.4no fix published
1.2= 1.2.5no fix published
1.2= 1.2.6no fix published
1.2= 1.2.7no fix published

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

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

  • ICSMA-20-184-01 CISA2 known affected

    OpenClinic GA (Update B)

    OpenClinic GA: Version 5.09.02 · OpenClinic GA: Version 5.89.05b

Full record on NVD

Fix

  1. Vendor fix CISA ICSMA-20-184-01 · 2 productsOpenClinic GA has released an updated version to resolve these vulnerabilities, and recommend users upgrade to Version 5.170.5 or later.

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

Sources

  • CISA-ADPSSVC decisionnone2026-10-15
  • OpenCVESSVC decisionnone—
  • NVDCVSS 3.08.2read 2026-10-23
  • NVDCVSS 2.06.4read 2026-10-23
  • NVDweakness (CWE)CWE-20read 2026-10-23
  • FIRST EPSSEPSS score25.7 %read 2026-10-23

Technical details

CVSS v3 Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
Published
2016-07-04
Last Modified
2026-10-15
NVD status
Modified

Frequently asked questions

What is CVE-2016-1182?

ActionServlet.java in Apache Struts 1 1.x through 1.3.10 does not properly restrict the Validator configuration, which allows remote attackers to conduct cross-site scripting (XSS) attacks or cause a denial of service via crafted input, a related issue to CVE-2015-0899.

Is CVE-2016-1182 actively exploited?

Active exploitation of CVE-2016-1182 has not been confirmed. Its EPSS score was 25.7% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2016-1182?

CVE-2016-1182 has a CVSS v3 base score of 8.2 (HIGH severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H.

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Surveillance reads the versions in your stack — a domain, a lockfile or a list — checks each CVE against the ranges its sources publish, and alerts you when one you run is exploited or enters CISA KEV. A version it cannot read stays « version not verified ».

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