VulnSocial

CVE-2026-22036Patch(nodejs / undici)

LOWCVSS 7.5 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch nodejs undici systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

Undici is an HTTP/1.1 client for Node.js. Prior to 7.18.0 and 6.23.0, the number of links in the decompression chain is unbounded and the default maxHeaderSize allows a malicious server to insert thousands compression steps leading to high CPU usage and excessive memory allocation. This vulnerability is fixed in 7.18.0 and 6.23.0.

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0.5/ 10 priority

Sources & remediation

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

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Are you affected?

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

  • undici

Threat summary

  • Patch or workaround signal is available
  • 1 mentions across 1 observed day

What's happening

  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 1 signal
  • 1 total mentions across 1 day

Affected systems

Vendors
nodejs
Products
undici

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-02-12: 1Patch / Workaround · 2026-02-12: 1Technical Details · 2026-02-12: 102-12
Signal classification1 categories
Patch
1100.0%
Referenced assets1 URL
Full discourse1 post
  • ThreatCluster@threatcluster
    Patch

    SUSE and openSUSE release Node.js 20.20.0 security update fixing multiple flaws, including CVE-2026-22036 and CVE-2025-59465 affecting TLSSocket and unsafe buffers. Admins should update now. #Nodejs https://threatcluster.io/cluster/nodejs-20-security-update-addresses-multiple-vulnerabilities-c3c0c545

    Post summary

    SUSE and openSUSE have released Node.js 20.20.0 security updates that address CVE-2026-22036 and CVE-2025-59465, which affect TLSSocket and unsafe buffers. Administrators are urged to apply the patch immediately.

    0000082
    79 followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
Appnodejsundici-node.js-

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