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3192 articles · 168075 vulns · 37/41 feeds (7d)
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5.3
CVE-2026-40012EXPLOITEDPATCHED
broadcom · symantec endpoint security (ses)

Information about ECS zero scoped answers might leak to clients that use a specific ECS

Description

ECS zero scoped answers are stored in the packet cache while they should not. This impacts only configurations that have ECS enabled;

Affected Products

VendorProductVersions
broadcomsymantec endpoint security (ses)5.2.0, 5.3.0, 5.4.0

Also Affects

Downstream vendors/products affected by this vulnerability

VendorProductSourceConfidence
debiandebian linuxcert_advisory90%
open sourcepowerdnscert_advisory90%

References

  • https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-powerdns-2026-08.html

Related News (3 articles)

Tier B
BSI Advisories1d ago
[NEU] [hoch] PowerDNS: Mehrere Schwachstellen
→ No new info (linked only)
Tier C
oss-security2d ago
PowerDNS Security Advisory 2026-08 for PowerDNS Recursor: Multiple issues
→ No new info (linked only)
Tier C
VulDB2d ago
CVE-2026-40012 | PowerDNS Recursor up to 5.2.10/5.3.7/5.4.2 Configuration information disclosure
→ No new info (linked only)
CVSS 3.15.3 MEDIUM
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CISA KEV❌ No
Actively exploited✅ Yes
Patch available
5.2.115.3.85.4.3
PublishedJun 25, 2026
Last enriched2d agov2
Trending Score55
Source articles3
Independent3
Info Completeness9/14
Missing: epss, kev, exploit, iocs, mitre_attack

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Verification

State: unverified
Confidence: 0%

Vulnerability Timeline

CVE Published
Jun 25, 2026
Discovered by ZDM
Jun 25, 2026
Updated: affectedVersions, severity, activelyExploited, cweIds
Jun 25, 2026
Actively Exploited
Jun 25, 2026
Patch Available
Jun 25, 2026

Version History

v2
Last enriched 2d ago
v2Tier C2d ago

Updated affected versions to include 5.2.10, 5.3.7, and 5.4.2, changed severity to HIGH, and noted that no exploit is available.

affectedVersionsseverityactivelyExploitedcweIds
via VulDB
v12d ago

Initial creation