CVE-2026-101895 Angular - Denial of Service

Angular < 20.3.31, 21.2.23, and 22.1.6 contains a denial of service caused by an infinite synchronous loop in the DOM emulation parser when processing attacker-controlled incomplete DOCTYPE HTML, letting remote attackers exhaust CPU and block requests, exploit requires server-side rendering of crafted HTML.

CVSS base score 8.7 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
View the NVD record ↗

Details

Type
Denial of Service
Impact
Denial Of Service
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Published
14 October 2026
Updated
15 October 2026
Weakness
CWE-400

Vendor fix

Update to versions 20.3.31, 21.2.23, or 22.1.6 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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