CVE-2026-34355

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Source
https://cve.org/CVERecord?id=CVE-2026-34355
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-34355.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-34355
Aliases
Downstream
ALPINE (1)
ALSA (3)
AZL (1)
BELL (1)
CLSA (9)
DEBIAN (1)
ECHO (1)
MGASA (1)
MINI (1)
OESA (4)
openSUSE (1)
RHSA (9)
RLSA (3)
ROOT (2)
SUSE (5)
UBUNTU (1)
Related
ALSA (3)
openSUSE (1)
SUSE (5)
Published
2026-06-08T15:20:30Z
Modified
2026-11-05T21:32:23Z
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
Apache HTTP Server: mod_proxy_html buffer overflow
Details

A buffer overflow in mod_proxy_html in Apache HTTP Server 2.4.67 and earlier allows an attack by an untrusted backend. Users are recommended to upgrade to version 2.4.68, which fixes this issue.

Database specific 
{
    "cna_assigner": "apache",
    "cwe_ids": [
        "CWE-122"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/34xxx/CVE-2026-34355.json",
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "range": [
                        {
                            "introduced": "2.4.0"
                        },
                        {
                            "last_affected": "2.4.67"
                        }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                }
            ]
        }
    ]
}
References

Affected packages

Git / github.com/apache/httpd

Affected ranges

Type
GIT
Repo
https://github.com/apache/httpd
Events
Introduced
da5873e80d6eee7a0838793bf68f1d0254745fbb
Fixed
736bb657405eb73fd68a64772c3a908807bdb887
Database specific
Show details 
{
    "extracted_events": [
        {
            "cpe": "cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*",
            "range": [
                {
                    "introduced": "2.4.0"
                },
                {
                    "fixed": "2.4.68"
                }
            ],
            "source": "CPE_RANGE"
        }
    ]
}

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-34355.json"