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Vulnerabilities

Vulnerability · CVE-2019-0221

The SSI printenv command in Apache Tomcat 9.0.0.M1 to 9.0.0.17, 8.5.0 to 8.5.39 and 7.0.0 to 7.0.93 echoes user provided data without escaping and is, therefore, vulnerable to XSS.

Published May 28, 2019 · catalog updated Nov 2, 2026 · The SSI printenv command

Last checked Nov 5, 2026. A connected source was read within the last 7 days.

Check this week

CVE-2019-0221 is not in CISA KEV. FIRST estimates a 59.19% chance of exploitation in the next 30 days. Check whether you run The SSI printenv command.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (The SSI printenv command).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium6.1
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
59.19%
Remediation
Version ranges on file
Affected products
cpe apache/tomcat

The SSI printenv command in Apache Tomcat 9.0.0.M1 to 9.0.0.17, 8.5.0 to 8.5.39 and 7.0.0 to 7.0.93 echoes user provided data without escaping and is, therefore, vulnerable to XSS. SSI is disabled by default. The printenv command is intended for debugging and is unlikely to be present in a production website.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe apache/tomcat9.0.0
  • cpe apache/tomcat>= 7.0.0, <= 7.0.93
  • cpe apache/tomcat>= 8.5.0, <= 8.5.39
  • cpe apache/tomcat>= 9.0.1, <= 9.0.17

How to fix CVE-2019-0221

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2019-0221 is not in CISA KEV. FIRST estimates a 59.19% chance of exploitation in the next 30 days. Check whether you run The SSI printenv command.

Which versions are affected?

Compare what you have installed with 9.0.0, >= 7.0.0, <= 7.0.93, >= 8.5.0, <= 8.5.39, >= 9.0.1, <= 9.0.17. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-79: Cross-site Scripting (XSS). EPSS 59.19%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Apache Tomcat security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. May 28, 2019 · NIST NVD

    Detected

    The SSI printenv command in Apache Tomcat 9.0.0.M1 to 9.0.0.17, 8.5.0 to 8.5.39 and 7.0.0 to 7.0.93 echoes user provided data without escaping and is, therefore, vulnerable to XSS. SSI is disabled by default. The printenv command is intended for debugging and is unlikely to be present in a production website.

  2. Nov 2, 2026 · NIST NVD

    Updated

    The SSI printenv command in Apache Tomcat 9.0.0.M1 to 9.0.0.17, 8.5.0 to 8.5.39 and 7.0.0 to 7.0.93 echoes user provided data without escaping and is, therefore, vulnerable to XSS. SSI is disabled by default. The printenv command is intended for debugging and is unlikely to be present in a production website.

Sources

  • CVE.orgVulnerability recordCVE-2019-0221

    Official CVE identifier

    cve.org
  • Monitored products — criticalVendor advisoryCVE-2019-0221

    The SSI printenv command in Apache Tomcat 9.0.0.M1 to 9.0.0.17, 8.5.0 to 8.5.39 and 7.0.0 to 7.0.93 echoes user provided data without escaping and is, therefore, vulnerable to XSS. SSI is disabled by default. The printenv command is intended for debugging and is unlikely to be present in a production website.

    nvd.nist.gov
  • NIST NVDVulnerability recordCVE-2019-0221

    The SSI printenv command in Apache Tomcat 9.0.0.M1 to 9.0.0.17, 8.5.0 to 8.5.39 and 7.0.0 to 7.0.93 echoes user provided data without escaping and is, therefore, vulnerable to XSS. SSI is disabled by default. The printenv command is intended for debugging and is unlikely to be pr

    nvd.nist.gov
  • Packet Storm SecurityCited referencehttp://packetstormsecurity.com/files/163457/Apache-Tomcat-9.0.0.M1-Cross-Site-Scripting.html

    Packet Storm link already published on the finding.

    packetstormsecurity.com

References

Freshness

Last verified in this catalog Nov 5, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • Packet Storm SecurityNov 5, 2026
  • CVE.orgNov 4, 2026
  • Monitored products — criticalNov 3, 2026
  • NIST NVDNov 2, 2026