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CVE-2026-4873

🗓️ 13 May 2026 08:27:04Reported by curlType 
cve
 cve
🔗 web.nvd.nist.gov👁 14 Views

CVE-2026-4873: Reusing an unencrypted connection bypasses TLS when the first transfer is clear text.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-4873
13 May 202608:27
attackerkb
AlpineLinux
CVE-2026-4873
13 May 202608:27
alpinelinux
Circl
CVE-2026-4873
29 Apr 202606:51
circl
CNNVD
curl 安全漏洞
13 May 202600:00
cnnvd
Cvelist
CVE-2026-4873 connection reuse ignores TLS requirement
13 May 202608:27
cvelist
Debian CVE
CVE-2026-4873
13 May 202608:27
debiancve
EUVD
EUVD-2026-29922
13 May 202621:32
euvd
Hacker One
curl: CVE-2026-4873: connection reuse ignores TLS requirement
22 Mar 202623:18
hackerone
Hacker One
curl: Connection reuse ignores haproxyprotocol and HAPROXY_CLIENT_IP settings, allowing PROXY context to persist across transfers
16 May 202621:24
hackerone
Microsoft CVE
connection reuse ignores TLS requirement
14 May 202608:02
mscve
Rows per page
NVD
Node
haxxcurlRange7.20.08.20.0
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    "defaultStatus": "unaffected"
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]

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14 May 2026 13:45Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.15.9
EPSS0.00014
SSVC
14