CVE-2026-24029
Last modified
CVE-2026-24029 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. When the early_acl_drop (earlyACLDrop in Lua) option is disabled (default is enabled) on a DNS over HTTPs frontend using the nghttp2 provider, the ACL check is skipped, allowing all clients to send DoH queries regardless of the configured ACL.. EPSS estimates a 0.15% chance of exploitation in the next 30 days.
Description
When the early_acl_drop (earlyACLDrop in Lua) option is disabled (default is enabled) on a DNS over HTTPs frontend using the nghttp2 provider, the ACL check is skipped, allowing all clients to send DoH queries regardless of the configured ACL.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Powerdns | Dnsdist | >= 1.9.0, < 1.9.12 |
| Powerdns | Dnsdist | >= 2.0.0, < 2.0.3 |
References
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-24029?
How severe is CVE-2026-24029?
How do I fix CVE-2026-24029?
How Strix Helps
- Uncovering a hidden BOLA in Appsmith's snapshot logicStrix autonomously discovered a BOLA/IDOR vulnerability in Appsmith's snapshot deletion path.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-24023Rejected reason: Not used
- CVE-2026-24024Rejected reason: Not used
- CVE-2026-24025Rejected reason: Not used
- CVE-2026-24026Rejected reason: Not used
- CVE-2026-24027Crafted zones can lead to increased incoming network traffic…5.3
- CVE-2026-24028An attacker might be able to trigger an out-of-bounds read b…8.2
- CVE-2026-2403CWE-1284 Improper Validation of Specified Quantity in Input …4.3
- CVE-2026-24030An attacker might be able to trick DNSdist into allocating t…7.5
- CVE-2026-24031Dovecot SQL based authentication can be bypassed when auth_u…8.2
- CVE-2026-24032A vulnerability has been identified in SINEC NMS (All versio…7.3
- CVE-2026-24033Inconsistent Interpretation of HTTP Requests ('HTTP Request/…5.3
- CVE-2026-24034Horilla is a free and open source Human Resource Management …5.4
Are you affected by CVE-2026-24029?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST