What’s Vulnerable › Vulnerabilities

CVE-2019-5484

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-09-13 · updated 2026-06-17
• Weakness: CWE-22

Description

Bower before 1.8.8 has a path traversal vulnerability permitting file write in arbitrary locations via install command, which allows attackers to write arbitrary files when a malicious package is extracted.

Affected products

• bower: before 1.8.8 — fixed in 1.8.8

How to fix

Upgrade to a fixed version: bower 1.8.8. Check the vendor advisory for mitigations.

References

• https://github.com/bower/bower/commit/45c6bfa86f6e57731b153baca9e0b41a1cc699e3
• https://hackerone.com/reports/473811
• https://lists.apache.org/thread.html/r8ba4c628fba7181af58817d452119481adce4ba92e889c643e4c7dd3%40%3Ccommits.netbeans.apache.org%3E
• https://lists.apache.org/thread.html/rb5ac16fad337d1f3bb7079549f97d8166d0ef3082629417c39f12d63%40%3Cnotifications.netbeans.apache.org%3E
• https://snyk.io/blog/severe-security-vulnerability-in-bowers-zip-archive-extraction
• https://github.com/bower/bower/commit/45c6bfa86f6e57731b153baca9e0b41a1cc699e3
• https://hackerone.com/reports/473811
• https://lists.apache.org/thread.html/r8ba4c628fba7181af58817d452119481adce4ba92e889c643e4c7dd3%40%3Ccommits.netbeans.apache.org%3E
• https://lists.apache.org/thread.html/rb5ac16fad337d1f3bb7079549f97d8166d0ef3082629417c39f12d63%40%3Cnotifications.netbeans.apache.org%3E
• https://snyk.io/blog/severe-security-vulnerability-in-bowers-zip-archive-extraction

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