CVE•Published 2023-12-12•Modified 2026-05-12•0 articles on news•6 live references•NVD data

CVE-2023-46219Haxx · Curl

Vulnerability data via NVD (ingested)

CVSS v3.1

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

EPSS percentile

Exploit Prediction Scoring System · top 58% of all CVEs

Weaknesses (CWE)

CWE-311Missing Encryption of Sensitive Data

Description

When saving HSTS data to an excessively long file name, curl could end up removing all contents, making subsequent requests using that file unaware of the HSTS status they should otherwise use.

Timeline

Published 2023-12-12

Modified 2026-05-12

External references

NVD MITRE Exploit-DB Sploitus trickest/cve VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2023-46219

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"Haxx Curl"

All exposed Haxx Curl instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Curl"

HTTP body or banner mentions "Curl" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2023-46219