VulnSocial

CVE-2026-33258General(powerdns / recursor)

LOWCVSS 7.5 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

By publishing and querying a crafted zone an attacker can cause allocation of large entries in the negative and aggressive NSEC(3) caches.

powerdns CVEsBack to dashboard
0.0/ 10 priority

Sources & remediation

Vendor / third-party advisories
Weakness type (CWE)
CWE-770

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • recursor

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • Technical details provided in 1 signal
  • General: 1 classified signal
  • 1 total mentions across 1 day

Affected systems

Vendors
powerdns
Products
recursor

1 version affected across 1 product

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-04-22: 1Technical Details · 2026-04-22: 104-22
Signal classification1 categories
General
1100.0%
Referenced assets1 URL
By indicator
Full discourse1 post
  • CVE@CVEnew
    General

    CVE-2026-33258 By publishing and querying a crafted zone an attacker can cause allocation of large entries in the negative and aggressive NSEC(3) caches. https://www.cve.org/CVERecord?id=CVE-2026-33258

    Post summary

    The post informs about CVE‑2026‑33258 and its potential to cause excessive cache allocations, but lacks any evidence of exploits, patches, or PoC.

    00000181
    57.2K followersView on X
CPE platform detail2 entries

2 of 2 entries

PartVendorProductVersionTarget SWTarget HW
Apppowerdnsrecursor---
Apppowerdnsrecursor5.4.0--

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