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4.9

Apache Showdoc Exposes Sensitive Data Due to Missing Encryption

CVE-2021-3680 · published 5 years ago
Summary

Apache Showdoc, a documentation platform, contains a vulnerability that could allow unauthorized access to sensitive information. This issue is a concern because it could compromise confidentiality and potentially allow attackers to access sensitive data. To protect your documentation, update to the latest version of Apache Showdoc or patch your existing installation to address this vulnerability.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
Ecosystem VendorProductAffected versions
composer showdoc showdoc <= 2.9.8
– showdoc showdoc <= 2.9.7
cpe:2.3:a:showdoc:showdoc:*:*:*:*:*:*:*:*
Original advisory text
showdoc is vulnerable to Missing Cryptographic Step
showdoc is vulnerable to Missing Cryptographic Step
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker partial control (estimated)
Severity
4.9 Medium
Exploitation
<1% chance of attack within 30 days
Type
CWE-326Inadequate Encryption Strength
CWE-347Improper Verification of Cryptographic Signature
CWE-325Missing Cryptographic Step
Timeline
Published4 Aug 2021
Updated4 Nov 2026
First seen6 Mar 2026
Sources
GHSA-8vh3-29mr-m9xg · GHSA
CVE-2021-3680 · NVD
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