CVE-2026-6982

CVE-2026-6982 is a medium-severity security vulnerability in showdoc/showdoc (composer), affecting versions < 3.8.1. It is fixed in 3.8.1.

Summary

A vulnerability was determined in star7th ShowDoc up to 2.10.10/3.6.2/3.8.0. Affected by this vulnerability is an unknown functionality of the file server/Application/Api/Controller/PageController.class.PHP of the component API Page Sort Endpoint. Executing a manipulation of the argument pages can lead to sql injection. The attack may be launched remotely. Upgrading to version 3.8.1 addresses this issue. It is suggested to upgrade the affected component. According to the researcher, "[t]he vendor explicitly stated they will not backport patches to the older affected versions."

Impact

CVE-2026-6982 has a CVSS score of 6.3 (Medium). The vector is network-reachable, low privileges required, and no user interaction. A CVSS score reflects the worst-case severity of the vulnerability, not your specific exposure. Whether this affects your application depends on whether the vulnerable code is present and reachable in your environment. A fixed version is available (3.8.1); upgrading removes the vulnerable code path.

Affected versions

showdoc/showdoc (< 3.8.1)

Security releases

showdoc/showdoc → 3.8.1 (composer)

Kodem intelligence

Severity tells you how bad this could be in the worst case. It does not tell you whether you are exposed. Exploitability and impact are functions of runtime truth: whether the vulnerable code is present, reachable, and actually executes in your application. A vulnerable package can sit in your dependency tree and never run.

Kodem, an Intelligent Application Security platform, uses runtime intelligence to reveal which vulnerabilities actually execute in production, so teams prioritize the ones that genuinely matter. Kodem's runtime-powered SCA identifies whether this CVE is reachable in your applications.

See it in your environment

Remediation advice

Upgrade showdoc/showdoc to 3.8.1 or later to resolve this vulnerability.

Kodem Kai can prioritize this vulnerability in your dependency tree and generate a fix recommendation.

Frequently Asked Questions

  1. What is CVE-2026-6982? CVE-2026-6982 is a medium-severity security vulnerability in showdoc/showdoc (composer), affecting versions < 3.8.1. It is fixed in 3.8.1.
  2. How severe is CVE-2026-6982? CVE-2026-6982 has a CVSS score of 6.3 (Medium). This score reflects the worst-case severity of the vulnerability, not your specific exposure. Whether it represents real risk in your environment depends on whether the vulnerable code is present and reachable.
  3. Which versions of showdoc/showdoc are affected by CVE-2026-6982? showdoc/showdoc (composer) versions < 3.8.1 is affected.
  4. Is there a fix for CVE-2026-6982? Yes. CVE-2026-6982 is fixed in 3.8.1. Upgrade to this version or later.
  5. Is CVE-2026-6982 exploitable, and should I be worried? Whether CVE-2026-6982 is exploitable in your environment depends on whether the vulnerable code is present and reachable. A CVSS score is a worst-case rating; it does not account for your specific deployment, configuration, or usage patterns. Kodem, an Intelligent Application Security platform, uses runtime intelligence to show which vulnerabilities actually execute in production, so you can focus on the ones that represent real risk. Get a demo
  6. What actually determines whether CVE-2026-6982 is exploitable, and how bad it is? Exploitability and impact are not fixed properties of a CVE. They depend on runtime truth: whether the vulnerable code is present, reachable, and actually executes in your application. A high CVSS score on a dependency that never runs is not the same as real risk. Kodem, an Intelligent Application Security platform, uses runtime intelligence to reveal which vulnerabilities actually execute in production, so teams prioritize the ones that genuinely matter.
  7. How do I fix CVE-2026-6982? Upgrade showdoc/showdoc to 3.8.1 or later.

Other vulnerabilities in showdoc/showdoc

CVE-2025-0520CVE-2018-16342CVE-2018-19609CVE-2018-19621CVE-2018-19620

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