What’s Vulnerable › Vulnerabilities

CVE-2020-24275

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-07-20 · updated 2026-06-17
• Weakness: CWE-74

Description

A HTTP response header injection vulnerability in Swoole v4.5.2 allows attackers to execute arbitrary code via supplying a crafted URL.

Affected products

• Swoole: 4.5.2

References

• https://blog.cal1.cn/post/HTTP%20Response%20Header%20Injection%20in%20Swoole%3C%3D4.5.2
• https://github.com/swoole/swoole-src/pull/3539
• https://github.com/swoole/swoole-src/pull/3545
• https://portswigger.net/kb/issues/00200200_http-response-header-injection
• https://blog.cal1.cn/post/HTTP%20Response%20Header%20Injection%20in%20Swoole%3C%3D4.5.2
• https://github.com/swoole/swoole-src/pull/3539
• https://github.com/swoole/swoole-src/pull/3545
• https://portswigger.net/kb/issues/00200200_http-response-header-injection

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