CVE-2026-9079

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Source
https://cve.org/CVERecord?id=CVE-2026-9079
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-9079.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-9079
Aliases
Downstream
Related
Published
2026-07-03T06:16:51Z
Modified
2026-09-17T03:31:05Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
stale proxy password leak
Details

libcurl had a flaw that when instructed to clear proxy authentication credentials which made it not do so, leaving the old credentials around to get used for subsequent transfers that should not know nor use them.

Database specific 
{
    "cna_assigner": "curl",
    "cwe_ids": [
        "CWE-522"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/9xxx/CVE-2026-9079.json",
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "introduced": "8.8.0"
                },
                {
                    "fixed": "8.14.2"
                },
                {
                    "introduced": "8.15.0"
                },
                {
                    "fixed": "8.16.1"
                },
                {
                    "introduced": "8.17.0"
                },
                {
                    "fixed": "8.20.1"
                },
                {
                    "introduced": "d5e83eb745762f48d8fafadc5df5dd3ae8d8941e"
                },
                {
                    "fixed": "88c7e16cceec816a2df45c899d49b1e85513f193"
                }
            ],
            "source": "AFFECTED_FIELD"
        }
    ]
}
References

Affected packages

Git / github.com/curl/curl

Affected ranges

Type
GIT
Repo
https://github.com/curl/curl
Events
Introduced
a05f34973e6c4bb629d018f7cb51487be1c904d8
Fixed
68720b4837284335b2d63cb358f8f6ce65f5bc55
Database specific
Show details 
{
    "cpe": "cpe:2.3:a:haxx:curl:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "8.20.0"
        },
        {
            "last_affected": "8.20.0"
        },
        {
            "introduced": "8.19.0"
        },
        {
            "last_affected": "8.19.0"
        },
        {
            "introduced": "8.18.0"
        },
        {
            "last_affected": "8.18.0"
        },
        {
            "introduced": "8.17.0"
        },
        {
            "last_affected": "8.17.0"
        },
        {
            "introduced": "8.16.0"
        },
        {
            "last_affected": "8.16.0"
        },
        {
            "introduced": "8.15.0"
        },
        {
            "last_affected": "8.15.0"
        },
        {
            "introduced": "8.14.1"
        },
        {
            "last_affected": "8.14.1"
        },
        {
            "introduced": "8.14.0"
        },
        {
            "last_affected": "8.14.0"
        },
        {
            "introduced": "8.13.0"
        },
        {
            "last_affected": "8.13.0"
        },
        {
            "introduced": "8.12.1"
        },
        {
            "last_affected": "8.12.1"
        },
        {
            "introduced": "8.12.0"
        },
        {
            "last_affected": "8.12.0"
        },
        {
            "introduced": "8.11.1"
        },
        {
            "last_affected": "8.11.1"
        },
        {
            "introduced": "8.11.0"
        },
        {
            "last_affected": "8.11.0"
        },
        {
            "introduced": "8.10.1"
        },
        {
            "last_affected": "8.10.1"
        },
        {
            "introduced": "8.10.0"
        },
        {
            "last_affected": "8.10.0"
        },
        {
            "introduced": "8.9.1"
        },
        {
            "last_affected": "8.9.1"
        },
        {
            "introduced": "8.9.0"
        },
        {
            "last_affected": "8.9.0"
        },
        {
            "introduced": "8.8.0"
        },
        {
            "last_affected": "8.8.0"
        },
        {
            "fixed": "8.21.0"
        }
    ],
    "source": [
        "AFFECTED_FIELD",
        "CPE_RANGE"
    ]
}

Affected versions

8.*
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
8.20.0
8.8.0
8.9.0
8.9.1
Other
curl-8_20_0
rc-8_21_0-1
rc-8_21_0-2
rc-8_21_0-3

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-9079.json"