Vulnerability · CVE-2007-6286
Apache Tomcat 5.5.11 through 5.5.25 and 6.0.0 through 6.0.15, when the native APR connector is used, does not properly handle an empty request to the SSL port, which a…
Published Feb 12, 2008 · catalog updated Jun 16, 2026 · the affected product
Last checked Nov 3, 2026. A connected source was read within the last 7 days.
Check if you run it
No confirmed exploitation is on record for CVE-2007-6286. EPSS is 5.37%. Act only if a listed version of the affected product is installed.
Gaps on this record
- No plain product name is stored. The page cannot tell you which product to check.
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
Same product and reporting
- CVE-2026-43515 · Critical
- CVE-2026-43514 · Low
- CVE-2026-43513 · High
- CVE-2026-43512 · Critical
- CVE-2026-42498 · High
- Severity
- Medium4.3
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 5.37%
- Remediation
- Advisory link
- Affected products
- cpe apache/tomcat
Apache Tomcat 5.5.11 through 5.5.25 and 6.0.0 through 6.0.15, when the native APR connector is used, does not properly handle an empty request to the SSL port, which allows remote attackers to trigger handling of "a duplicate copy of one of the recent requests," as demonstrated by using netcat to send the empty request.
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/tomcat5.5.11
- cpe apache/tomcat5.5.12
- cpe apache/tomcat5.5.13
- cpe apache/tomcat5.5.14
- cpe apache/tomcat5.5.15
- cpe apache/tomcat5.5.16
How to fix CVE-2007-6286
No stored fix
No vendor fix text is stored. Use the linked advisory before you change production.
Version check
Seen in 5.5.11 · 5 other packages on the advisory
Advisory
Open the inventory_critical record and follow its fix.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2007-6286. EPSS is 5.37%. Act only if a listed version of the affected product is installed.
Which versions are affected?
Compare what you have installed with 5.5.11, 5.5.12, 5.5.13, 5.5.14, 5.5.15, 5.5.16. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
No weakness class is stored. EPSS 5.37%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Technology hubs
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.
Feb 12, 2008 · Monitored products — critical
Detected
Apache Tomcat 5.5.11 through 5.5.25 and 6.0.0 through 6.0.15, when the native APR connector is used, does not properly handle an empty request to the SSL port, which allows remote attackers to trigger handling of "a duplicate copy of one of the recent requests," as demonstrated by using netcat to send the empty request.
Jun 16, 2026 · Monitored products — critical
Updated
Apache Tomcat 5.5.11 through 5.5.25 and 6.0.0 through 6.0.15, when the native APR connector is used, does not properly handle an empty request to the SSL port, which allows remote attackers to trigger handling of "a duplicate copy of one of the recent requests," as demonstrated by using netcat to send the empty request.
Sources
- FIRST EPSSExploitation probabilityCVE-2007-6286
30-day exploitation probability 5.37%
first.org - Monitored products — criticalVendor advisoryCVE-2007-6286
Apache Tomcat 5.5.11 through 5.5.25 and 6.0.0 through 6.0.15, when the native APR connector is used, does not properly handle an empty request to the SSL port, which allows remote attackers to trigger handling of "a duplicate copy of one of the recent requests," as demonstrated by using netcat to send the empty request.
nvd.nist.gov
References
Freshness
Last verified in this catalog Nov 3, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.
- FIRST EPSSNov 3, 2026
- Monitored products — criticalNov 3, 2026