How many CVEs does curl have?

curl has 192 published CVE records since 2005, including 45 in the last two years.

How many curl CVEs are in CISA KEV?

None of curl's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.

Which curl products have the most CVEs?

The curl products with the most published CVEs are curl, libcurl, curl:.

What are the most common weakness types in curl CVEs?

curl's CVEs most often map to these CWE weakness types: CWE-416 (Use After Free), CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor), CWE-295 (Improper Certificate Validation), CWE-125 (Out-of-bounds Read).

Are there public exploits for curl vulnerabilities?

Yes — 79 of curl's CVEs have a known public exploit.

How many critical curl vulnerabilities are there?

curl has 41 critical and 68 high-severity CVEs.

What is the average severity of curl CVEs?

The average CVSS base score across curl's scored CVEs is 7.1.

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192 CVEs

curl Vulnerabilities

Name: curl vulnerability dataset (CVEs)
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

CVE security advisories and vulnerability history for curl.

192

Total CVEs

Published

0

In CISA KEV

Exploited in the wild

79

Public exploits

PoC or exploit code

7.1

Avg CVSS

2005–2026

Overview

curl has 192 published CVE records since 2005, of which 0 are in CISA's Known Exploited Vulnerabilities catalog and 79 have a known public exploit. The average CVSS base score across scored CVEs is 7.1.

This page aggregates every publicly disclosed vulnerability (CVE) affecting curl products, with severity breakdowns, the most-affected products, the most common weakness types, and the latest disclosures.

Security scorecard

A quick read on curl's vulnerability posture, as a share of its 192 published CVEs.

Average CVSS: 7.1
Critical / high: 57%
Actively exploited (KEV): 0%
Public exploit available: 41%
Patch available: 97%

Severity and exploitation

How the CVSS severity of curl's CVEs breaks down, plus how many are exploited in the wild or have public exploit code.

Critical41

High68

Medium71

Low12

In CISA’s Known Exploited Vulnerabilities catalog

0

None of curl's CVEs are currently listed in CISA's KEV catalog.

Public exploits

79

79 of curl's CVEs have a known public exploit available.

Most affected products

The curl products with the most published CVEs. Follow any product to browse its versions and vulnerabilities.

Common weakness types

The CWE weakness categories most often found in curl CVEs. Follow any weakness for its full explanation.

CNAs that assign these CVEs

The CVE Numbering Authorities that publish curl CVE records.

Disclosure activity by year

How many curl CVEs were published each year.

2019

8

2020

7

2021

13

2022

20

2023

20

2024

11

2025

9

2026

36

Latest curl CVEs

The most recently disclosed vulnerabilities affecting curl.

SSH improper host validation
High · CVSS 7.4
EPSS 0.5%2026-07-03
sending old referer
High · CVSS 7.5
EPSS 0.7%2026-07-03
exposing HTTP/3 early data
High · CVSS 7.5
EPSS 0.4%2026-07-03
UAF after pause in socket callback
High · CVSS 7.3
EPSS 0.5%2026-07-03
stale proxy password leak
Critical · CVSS 9.8
EPSS 1.1%2026-07-03
incomplete mTLS config matching in conn reuse
High · CVSS 7.5
EPSS 0.4%2026-07-03
env-set cross-proxy Digest auth state leak
Critical · CVSS 9.1
EPSS 0.8%2026-07-03
password leak with netrc and user in URL
Critical · CVSS 9.1
EPSS 0.6%2026-07-03
SASL double-free
Critical · CVSS 9.8
EPSS 1.1%2026-07-03
trailing dot domain super cookie
Critical · CVSS 9.1
EPSS 0.6%2026-07-03
wrong reuse for different services
Medium · CVSS 6.5
EPSS 0.5%2026-07-03
wrong STARTTLS connection reuse
High · CVSS 8.1
EPSS 0.5%2026-07-03

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Other vendors

Browse vulnerabilities for other tracked vendors.

Tenable198 CVEs Phoenix Contact193 CVEs X.Org193 CVEs LabRedesCefetRJ191 CVEs MantisBT190 CVEs Pivotal189 CVEs facebook187 CVEs themerex187 CVEs

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Frequently asked questions

Common questions about curl vulnerabilities.

How many CVEs does curl have?: curl has 192 published CVE records since 2005, including 45 in the last two years.
How many curl CVEs are in CISA KEV?: None of curl's CVEs are currently listed in CISA's Known Exploited Vulnerabilities catalog.
Which curl products have the most CVEs?: The curl products with the most published CVEs are curl, libcurl, curl:.
What are the most common weakness types in curl CVEs?: curl's CVEs most often map to these CWE weakness types: CWE-416 (Use After Free), CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor), CWE-295 (Improper Certificate Validation), CWE-125 (Out-of-bounds Read).
Are there public exploits for curl vulnerabilities?: Yes — 79 of curl's CVEs have a known public exploit.
How many critical curl vulnerabilities are there?: curl has 41 critical and 68 high-severity CVEs.
What is the average severity of curl CVEs?: The average CVSS base score across curl's scored CVEs is 7.1.

References

Vulnerability data is sourced from the CVE Program; severity, KEV, and exploit signals are aggregated by RadicalNotion.AI.

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