CVE•Published 2026-05-04•Modified 2026-05-04•0 articles on news•7 live references•NVD data

CVE-2026-33006Apache · Http_server

Vulnerability data via NVD (ingested)

CVSS v3.1

4.8

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

EPSS percentile

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Weaknesses (CWE)

CWE-208Observable Timing Discrepancy

Description

A timing attack against mod_auth_digest in Apache HTTP Server 2.4.66 allows a bypass of Digest authentication by a remote attacker. Users are recommended to upgrade to version 2.4.67, which fixes this issue.

Timeline

Published 2026-05-04

Modified 2026-05-04

External references

NVD MITRE Exploit-DB GitHub PoC Sploitus trickest/cve VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag5,545,031 hosts

vuln:CVE-2026-33006

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"Apache Http Server"

All exposed Apache Http Server instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Http Server"

HTTP body or banner mentions "Http Server" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2026-33006