Reference page — cumulative record through Monday, October 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2022-27775

CVE-2022-27775HIGH

n/a https://github.com/curl/curl — An information disclosure vulnerability exists in curl 7.65.0 to 7.82.0 are vulnerable that by using an IPv6 address that was in the conn…

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   N   L   N   N  U  H  N  N    7.5   .0334   88.5     —

AFFECTED
  Product                       Versions                                Fixed
  https://github.com/curl/curl  curl 7.65.0 to 7.82.0 are vulnerable –  —

TIMELINE
  Mar 23  Reserved by hackerone
  Jun 1   Published (CNA: hackerone)
  Oct 14  EXPLOIT PUBLISHED — CVE-2022-27775 (https://github.com/curl/curl). Public exploit reference added.

CWE-200 · CNA: hackerone · CVSS v3.1 · 5 references · NVD status: Modified

Description

An information disclosure vulnerability exists in curl 7.65.0 to 7.82.0 are vulnerable that by using an IPv6 address that was in the connection pool but with a different zone id it could reuse a connection instead.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
March 23, 2022	Reserved	Reserved by hackerone
June 1, 2022	Published	Published (CNA: hackerone)
October 14, 2026	EXPLOIT PUBLISHED	EXPLOIT PUBLISHED — CVE-2022-27775 (https://github.com/curl/curl). Public exploit reference added.

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
n/a	https://github.com/curl/curl	—	curl 7.65.0 to 7.82.0 are vulnerable	—

Weaknesses

CWE-200

References (5)

https://cert-portal.siemens.com/productcert/html/ssa-398330.html
https://hackerone.com/reports/1546268 [Exploit, Third Party Advisory]
https://security.gentoo.org/glsa/202212-01 [Third Party Advisory]
https://security.netapp.com/advisory/ntap-20220609-0008/ [Third Party Advisory]
https://www.debian.org/security/2022/dsa-5197 [Third Party Advisory]

Authoritative record: CVE-2022-27775 at cve.org

Weaknesses: CWE-200

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2022-27775 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Monday, October 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.