CVE-2025-63938

See a problem?
Please try reporting it to the source first.
Source
https://cve.org/CVERecord?id=CVE-2025-63938
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-63938.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2025-63938
Downstream
Published
2025-11-26T00:00:00Z
Modified
2026-08-12T15:14:31Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N CVSS Calculator
Summary
[none]
Details

Tinyproxy through 1.11.2 contains an integer overflow vulnerability in the strip_return_port() function within src/reqs.c.

Database specific 
{
    "cna_assigner": "mitre",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/63xxx/CVE-2025-63938.json"
}
References

Affected packages

Git / github.com/tinyproxy/tinyproxy

Affected ranges

Type
GIT
Repo
https://github.com/tinyproxy/tinyproxy
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
3c0fde94981b025271ffa1788ae425257841bf5a
Database specific
Show details 
{
    "cpe": "cpe:2.3:a:tinyproxy_project:tinyproxy:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "1.11.2"
        }
    ],
    "source": [
        "CPE_RANGE",
        "REFERENCES"
    ]
}

Affected versions

1.*
1.10.0
1.11.0
1.11.0-rc1
1.11.1
1.11.2
1.7.1
1.8.0

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-63938.json"
vanir_signatures 
[
    {
        "deprecated": false,
        "digest": {
            "function_hash": "302707747641077644696622742706700920699",
            "length": 293
        },
        "id": "CVE-2025-63938-babfbe8b",
        "signature_type": "Function",
        "signature_version": "v1",
        "source": "https://github.com/tinyproxy/tinyproxy/commit/3c0fde94981b025271ffa1788ae425257841bf5a",
        "target": {
            "file": "src/reqs.c",
            "function": "strip_return_port"
        }
    },
    {
        "deprecated": false,
        "digest": {
            "line_hashes": [
                "276312591894234864377565896370945542305",
                "318970560386307279852808699020775359057",
                "53000446853471817781338246616243910440",
                "60221259447259706014017463609644023103",
                "102640944346475227448736077553127604067",
                "119569850469365398460724764502321397960",
                "43476673980889855355684248184015703920",
                "268482448650493317839320457212091495887",
                "284864547210007797928063525734751339312"
            ],
            "threshold": 0.9
        },
        "id": "CVE-2025-63938-c3352de0",
        "signature_type": "Line",
        "signature_version": "v1",
        "source": "https://github.com/tinyproxy/tinyproxy/commit/3c0fde94981b025271ffa1788ae425257841bf5a",
        "target": {
            "file": "src/reqs.c"
        }
    }
]
vanir_signatures_modified 
"2026-08-12T15:14:31Z"