What’s Vulnerable › Vulnerabilities

CVE-1999-1273

• Severity: high (CVSS 7.5 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 1998-02-20 · updated 2026-06-16

Description

Squid Internet Object Cache 1.1.20 allows users to bypass access control lists (ACLs) by encoding the URL with hexadecimal escape sequences.

Affected products

• National Science Foundation Squid Web Proxy: 1.1.20

References

• http://www.securityfocus.com/archive/1/8551
• https://exchange.xforce.ibmcloud.com/vulnerabilities/1627
• http://www.securityfocus.com/archive/1/8551
• https://exchange.xforce.ibmcloud.com/vulnerabilities/1627

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