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CVE-2026-54388

CVE

Threat entity extracted from intelligence sources

Frequency
2
occurrences
First Seen
June 27, 2026
Last Seen
June 27, 2026
API
Exploited in Wild
—
Ransomware Use
—
Public Exploits
—
Attack Vector
—

Vulnerability Overview

Exploitation Activity

Exploitation Intelligence

On June 18, 2026, Fedora released updates for tinyproxy addressing two critical HTTP Request Smuggling vulnerabilities, CVE-2026-54387 and CVE-2026-54388, both published on June 17, 2026. These vulnerabilities affect Fedora 43 and 44, allowing attackers to exploit CL/TE desynchronization and duplica...

Public Exploits

Checking GitHub for proof-of-concept code…