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CVE

DEBIAN-CVE-2026-1528

ImpactA server can reply with a WebSocket frame using the 64-bit length form and an extremely large length.
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CVE

DEBIAN-CVE-2026-1528

ImpactA server can reply with a WebSocket frame using the 64-bit length form and an extremely large length.

ImpactA server can reply with a WebSocket frame using the 64-bit length form and an extremely large length. undici's ByteParser overflows internal math, ends up in an invalid state, and throws a fatal TypeError that terminates the process.  Patches  Patched in the undici version v7.24.0 and v6.24.0. Users should upgrade to this version or later.

Package Versions Affected

Package Version
patch Availability
No items found.

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CVSS Version

Severity
Base Score
CVSS Version
Score Vector
C
H
U
-
C
H
U
0
-
3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
C
H
U
-

Related Resources

No items found.

References

https://security-tracker.debian.org/tracker/CVE-2026-1528

Severity

7.5

CVSS Score
0
10

Basic Information

Ecosystem
Base CVSS
7.5
EPSS Probability
0%
EPSS Percentile
0%
Introduced Version
0
Fix Available
7.24.5+dfsg+~cs3.2.0-1

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