CVE-2026-80231

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Source
https://cve.org/CVERecord?id=CVE-2026-80231
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-80231.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2026-80231
Aliases
Downstream
ALPINE (1)
AZL (6)
BELL (1)
CGA (3)
MINI (2)
RHSA (1)
ROOT (4)
UBUNTU (1)
Published
2026-09-06T17:48:38Z
Modified
2026-09-18T03:46:58Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
native CA store conn reuse
Details

A flaw in libcurl makes it wrongly reuse an existing HTTPS connection setup for a given hostname even when using a different Native CA Store setting (CURLSSLOPT_NATIVE_CA) than when the connection was created.

Database specific 
{
    "cna_assigner":  "curl",
    "cwe_ids":  [
        "CWE-488"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80231.json",
    "unresolved_ranges":  [
        {
            "extracted_events":  [
                {
                    "introduced":  "7.71.0"
                },
                {
                    "fixed":  "8.14.2"
                },
                {
                    "introduced":  "8.15.0"
                },
                {
                    "fixed":  "8.16.1"
                },
                {
                    "introduced":  "8.17.0"
                },
                {
                    "fixed":  "8.20.1"
                },
                {
                    "introduced":  "148534db57dda611cf8516e92e4d6e35fc1e5074"
                },
                {
                    "fixed":  "7be1e70cb6bcd83e130ecfe8cb91b6a7dcdeff42"
                }
            ],
            "source":  "AFFECTED_FIELD"
        }
    ]
}
References

Affected packages

Git / github.com/curl/curl

Affected ranges

Type
GIT
Repo
https://github.com/curl/curl
Events
Introduced
e9db32a09af03f27e86d1251a9e68e9b7486d371
Fixed
01346829096c61b372692f6dc43ffa778c6caccd
Database specific
Show details 
{
    "cpe":  "cpe:2.3:a:haxx:curl:*:*:*:*:*:*:*:*",
    "extracted_events":  [
        {
            "introduced":  "7.71.0"
        },
        {
            "fixed":  "8.22.0"
        }
    ],
    "source":  "CPE_RANGE"
}

Affected versions

7.*
7.71.0
7.71.1
7.72.0
7.73.0
7.74.0
7.75.0
7.76.0
7.76.1
7.77.0
7.78.0
7.79.0
7.79.1
7.80.0
7.81.0
7.82.0
7.83.0
7.83.1
7.84.0
7.85.0
7.86.0
7.87.0
7.88.0
7.88.1
8.*
8.0.0
8.0.1
8.1.0
8.1.1
8.1.2
8.10.0
8.10.1
8.11.0
8.11.1
8.12.0
8.12.1
8.13.0
8.14.0
8.14.1
8.15.0
8.16.0
8.17.0
8.18.0
8.19.0
8.2.0
8.2.1
8.20.0
8.3.0
8.4.0
8.5.0
8.6.0
8.7.0
8.7.1
8.8.0
8.9.0
8.9.1
Other
curl-7_71_0
curl-7_71_1
curl-7_72_0
curl-7_73_0
curl-7_74_0
curl-7_75_0
curl-7_76_0
curl-7_76_1
curl-7_77_0
curl-7_78_0
curl-7_79_0
curl-7_79_1
curl-7_80_0
curl-7_81_0
curl-7_82_0
curl-7_83_0
curl-7_83_1
curl-7_84_0
curl-7_85_0
curl-7_86_0
curl-7_87_0
curl-7_88_0
curl-7_88_1
curl-8_0_0
curl-8_0_1
curl-8_10_0
curl-8_10_1
curl-8_11_0
curl-8_11_1
curl-8_12_0
curl-8_12_1
curl-8_13_0
curl-8_14_0
curl-8_14_1
curl-8_15_0
curl-8_16_0
curl-8_17_0
curl-8_18_0
curl-8_19_0
curl-8_1_0
curl-8_1_1
curl-8_1_2
curl-8_20_0
curl-8_21_0
curl-8_2_0
curl-8_2_1
curl-8_3_0
curl-8_4_0
curl-8_5_0
curl-8_6_0
curl-8_7_0
curl-8_7_1
curl-8_8_0
curl-8_9_0
curl-8_9_1
rc-8_20_0-1
rc-8_20_0-2
rc-8_20_0-3
rc-8_21_0-1
rc-8_21_0-2
rc-8_21_0-3
rc-8_22_0-1
rc-8_22_0-2
rc-8_22_0-3

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-80231.json"