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CVE-2026-42000

🔶 medium
🔍 Scan for this CVE
Summary

Insufficient Validation of Names During AXFR

CVSS Score
6.8
Medium
EPSS Score
0.0
Exploit Probability
Published Date
2026-05-21
First Seen: 2026-05-22
📊 Relative Risk Intelligence

This CVE is Lower Risk - more severe than 48.8% of all 328,009 vulnerabilities in our database.

#167,835
Below average severity
Severity Percentile
🎯 CISA SSVC Assessment Updated: May 21, 2026
🔍 Exploitation Status
None
No known exploits
⚙️ Automatable
NO
Requires human interaction
💥 Technical Impact
Partial
Limited system impact
🏆 Discovered By
ilhamaf
SSVC data provided by CISA
Last Modified 2026-05-26
Source NVD 🔗
CVSS Vector 3.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N
CWE IDs (Weakness Types)
CWE-77

📦 Affected Products 2

Vendor Product Status Affected Versions
powerdns authoritative Affected
< 4.9.15
powerdns authoritative Affected
> 5.0.0 < 5.0.5

🔗 References 1

https://docs.powerdns.com/authoritative/security-adv...
Broken Link

🔗 Related CVEs 6

CVE ID Severity CVSS EPSS Summary Published
CVE-2026-41999 🔶 medium 4.8 0.0 Incorrect Behaviour of Views with TCP PROXY Requests 2026-05-21
CVE-2026-42001 ⚠️ high 7.5 0.0 Insufficient Validation of Autoprimary SOA Queries 2026-05-21
CVE-2026-42002 🔶 medium 5.9 0.0 Concurrency and locking defects in GSS-TSIG 2026-05-21
CVE-2026-42396 🔶 medium 4.9 0.0 Insufficient Validation of Member Zone Data May Cause Catalog Zone Transfer to Fail 2026-05-21
CVE-2026-33608 ⚠️ high 7.4 0.0 An attacker can send a notify request that causes a new secondary domain to be added to the bind backend, but causes sai... 2026-04-22
CVE-2026-33609 🔶 medium 5.3 0.0 Incomplete escaping of LDAP queries when running with 8bit-dns enabled allows users to perform queries of internal domai... 2026-04-22
These CVEs affect the same products