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CVE-2026-116533 Code Injection

9.8 criticalEPSS 0.5%

Critical (9.8). EPSS 0.5% estimated probability of exploitation activity in the next 30 days.

On this page
The Static Snapshot WordPress plugin through 0.2.1 does not sanitise shell metacharacters in a user-supplied value before concatenating it into operating-system commands run by the server, allowing unauthenticated attackers to execute arbitrary commands on the host.

Severity

CVSS 3.1

9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.5% (up from 0.2% a week ago) estimated probability of exploitation activity in the next 30 days; 45th percentile. Scored 2026-11-13. A forecast for this CVE across the internet, not for your own systems.
CISA's assessment (SSVC)
Exploitation: none · Automatable: yes · Technical impact: total, assessed 2026-11-06. From CISA's Vulnrichment in the CVE List: whether it is exploited, whether exploiting it can be automated, and how much control it gives.
CWE
CWE-94 Improper Control of Generation of Code (Code Injection)
OWASP Top 10
A05:2025 Injection
Published
Modified
NVD analysis
Deferred: the NVD does not plan to analyze it
Record from
the NVD, synced

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CVE-2026-116533

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Attack patterns (CAPEC)

  • CAPEC-35 Leverage Executable Code in Non-Executable Files Likelihood: High · Severity: Very High
  • CAPEC-77 Manipulating User-Controlled Variables Likelihood: High · Severity: Very High
  • CAPEC-242 Code Injection Likelihood: High · Severity: High

The attack patterns MITRE's CAPEC relates to this record's weaknesses, as MITRE names them. Credits.

References

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