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CVE-2025-14819VulnerabilityPublished Updated

Red Hat Security Advisory: curl security update

Affects Red Hat curlSource GCVE Database

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Mentioned vulnerabilities

Not known to be exploited.

Data as of 29 Oct 2026, 06:54 UTC

Severity
High

Rated by Threat Radar · CVSS not yet scored by NVD

EPSS
0.7% chance of exploitation in 30 days – higher than 55% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 28 Sep 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.

Description

The curl packages provide the libcurl library and the curl utility for downloading files from servers using various protocols, including HTTP, FTP, and LDAP. Security Fix(es): * curl: libcurl: Improper certificate validation due to cached TLS settings reuse (CVE-2025-14819) * curl: curl: Authentication bypass due to incorrect connection reuse with Negotiate authentication (CVE-2026-1965) * curl: curl: Unauthorized access due to improper HTTP proxy connection reuse (CVE-2026-3784) * curl: curl: Information disclosure via OAuth2 bearer token leakage during HTTP(S) redirect (CVE-2026-3783) * curl: curl: Man-in-the-middle attack via SSH host key bypass (CVE-2026-9547) * libcurl: libcurl: Security feature bypass due to improper mTLS connection reuse (CVE-2026-8932) * curl: curl: Information disclosure via incorrect .netrc password lookup (CVE-2026-8926) * curl: curl: Insecure connection establishment due to TLS configuration mismatch (CVE-2026-8286) * curl: libcurl: Unauthorized connection reuse due to a logical error (CVE-2026-8458) * curl: curl: Cookie injection via malicious HTTP server using super cookies (CVE-2026-8924) * curl: curl: Information disclosure via incorrect Digest authentication header reuse (CVE-2026-11856) * curl: curl: SSH host verification bypass when using schemeless URLs with SFTP/SCP (CVE-2026-12064) * curl: Information disclosure due to uncleared proxy authentication state (CVE-2026-8927) * libcurl: libcurl: Information disclosure due to failure to clear proxy authentication credentials (CVE-2026-9079) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

References

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