Known Vulnerabilities for Secure Headers by Twitter

Listed below are 2 of the newest known vulnerabilities associated with "Secure Headers" by "Twitter".

These CVEs are retrieved based on exact matches on listed software, hardware, and vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed software information are still displayed.

Data on known vulnerable versions is also displayed based on information from known CPEs

Known Vulnerabilities

CVE Shortened Description Severity Publish Date Last Modified
CVE-2026-29143 SEPPmail Secure Email Gateway before version 15.0.3 does not properly authenticate the inner message of S/MIME-encrypted MIME... Not Provided 2026-04-02 2026-04-02
CVE-2020-5217 In Secure Headers (RubyGem secure_headers), a directive injection vulnerability is present in versions before 3.8.0, 5.1.0, a... 5.8 - MEDIUM 2020-01-23 2020-05-21
CVE-2020-5216 In Secure Headers (RubyGem secure_headers), a directive injection vulnerability is present in versions before 3.9.0, 5.2.0, a... 5.8 - MEDIUM 2020-01-23 2020-02-18

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationTwitterSecure Headers6.3.0AllAllAll
ApplicationTwitterSecure Headers6.2.0AllAllAll
ApplicationTwitterSecure Headers6.1.2AllAllAll
ApplicationTwitterSecure Headers6.1.1AllAllAll
ApplicationTwitterSecure Headers6.1.0AllAllAll
ApplicationTwitterSecure Headers6.0.0-AllAll
ApplicationTwitterSecure Headers6.0.0alpha1AllAll
ApplicationTwitterSecure Headers6.0.0alpha2AllAll
ApplicationTwitterSecure Headers6.0.0alpha3AllAll
ApplicationTwitterSecure Headers5.2.0AllAllAll
ApplicationTwitterSecure Headers5.1.0AllAllAll
ApplicationTwitterSecure Headers5.0.5AllAllAll
ApplicationTwitterSecure Headers5.0.4AllAllAll
ApplicationTwitterSecure Headers5.0.3AllAllAll
ApplicationTwitterSecure Headers5.0.2AllAllAll
ApplicationTwitterSecure Headers5.0.1AllAllAll
ApplicationTwitterSecure Headers5.0.0alpha1AllAll
ApplicationTwitterSecure Headers4.0.2AllAllAll
ApplicationTwitterSecure Headers4.0.1AllAllAll
ApplicationTwitterSecure Headers4.0.0-AllAll
Results limited to 20 most recent known configurations
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