What’s Vulnerable › Vulnerabilities

CVE-2018-25154: GNU Barcode 0.99 Buffer Overflow in Code 93 Encoding Mechanism

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-12-24 · updated 2026-06-17
• Weakness: CWE-787

Description

GNU Barcode 0.99 contains a buffer overflow vulnerability in its code 93 encoding process that allows attackers to trigger memory corruption. Attackers can exploit boundary errors during input file processing to potentially execute arbitrary code on the affected system.

Affected products

• The GNU Project | Free Software Foundation, Inc. GNU Barcode: 0.99

References

• https://directory.fsf.org/wiki/Barcode
• https://www.exploit-db.com/exploits/44797
• https://www.gnu.org/software/barcode/

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