openssl-encrypt before 1.4.9 Output Injection via Unsanitized Filenames in verify-usb Command
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA.
Summary
openssl-encrypt (pip package, versions <= 1.4.8) fails to sanitize filenames read from untrusted drive data (outside the AES-GCM authenticated manifest) before printing them in the verify-usb command's output. An attacker can plant filenames containing terminal cursor-movement and erase-line control bytes that repaint a forged PASSED verdict on screen, masking actual tamper detection. Fixed in 1.4.9 by routing drive-derived names through sanitize_for_display().
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA openssl_encrypt (jahlives) Fixed in 1.4.9
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
jahlives openssl_encrypt 1.4.9
36 records Highest priority Priority MEDIUM 24 MEDIUM, 12 LOW
Other records, highest priority first
- TI-2026-56361 openssl_encrypt before 1.4.9 ANSI Escape Injection via Identity EmailPriority MEDIUM 49
- TI-2026-56355 openssl_encrypt before 1.4.9 Arbitrary Code Execution via unsigned pluginPriority MEDIUM 48
- TI-2026-56354 openssl_encrypt before 1.4.9 GPG Signature Verification BypassPriority MEDIUM 48
Timeline
- 2026-10-02 Threatist record created from CVE-2026-81694
- 2026-10-03 Alias added: GHSA-9grr-c5h5-3w4h
- 2026-10-29 Title updated · CNA
References
More jahlives Openssl Encrypt vulnerabilities
- TI-2026-52616 openssl_encrypt before 1.4.0 Sandbox Escape via Type Hierarchy CVSS 4.0CRITICAL 9.3
- TI-2026-52615 openssl_encrypt before 1.4.0 Sandbox Escape via Dunder Attribute Traversal CVSS 4.0CRITICAL 9.3
- TI-2026-52602 openssl_encrypt before 1.4.0 Sandbox Bypass via pathlib and io CVSS 4.0HIGH 8.7
- TI-2026-52617 openssl_encrypt before 1.4.0 Weak Shared Secret via PQC Simulation Mode CVSS 4.0CRITICAL 9.3
- TI-2026-52614 openssl_encrypt before 1.4.0 Plugin Sandbox Bypass via Process Isolation CVSS 4.0CRITICAL 9.3
- TI-2026-52613 openssl_encrypt before 1.4.0 Authentication Bypass via Bearer Token CVSS 4.0CRITICAL 9.3
Sources
- CVE-2026-81694 · CVE Program
- CVE-2026-81694 · NVD
- FIRST EPSS
- GHSA-9grr-c5h5-3w4h · GitHub Advisory Database · CC BY 4.0
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