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Recorded 2 Nov 2026 at 16:27 UTC. This is what ChangeIntel recorded, including the title, summary, facts and links. It is not a statement of the source's current position. See the latest record.

CVEMicrosoft Security Response Center

pyasn1: Quadratic-time denial of service in constructed string and indefinite-length ANY decoding

pyasn1: Quadratic-time denial of service in constructed string and indefinite-length ANY decoding

What it said

CVE
CVE-2026-119195
Severity
Important
CVSS base score
7.5
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Impact
Not stated
Exploitation detected
Unknown: not stated by MSRC
Publicly disclosed
Unknown: not stated by MSRC
Exploitability
Not assessed
Component
Mariner
Weakness
CWE-407: Inefficient Algorithmic Complexity
Issued by
GitHub_M
Customer action
Required: follow the MSRC remediation guidance
Affected products
azl3 python-pyasn1 0.4.8-3 on Azure Linux 3.0
Updates that fix it
No KB listed
CISA KEV
Not listed in the collected catalog
EPSS
No EPSS score collected
Public detection template
Unknown: detection-template evidence is incomplete or retained
Published
31 Oct 2026 01:01 UTC
Last revised
31 Oct 2026 01:01 UTC
Revision note
Information published.

Source evidence when recorded

Microsoft security releases
IncompleteRead 2 Nov 2026 at 15:22 UTC
CISA KEV
Complete at observationRead 2 Nov 2026 at 16:25 UTC
FIRST EPSS
IncompleteRead 2 Nov 2026 at 15:22 UTC
Public detection templates (Nuclei)
IncompleteRead 2 Nov 2026 at 15:22 UTC

Coverage describes the sources at this observation. A complete read then does not establish their current position.

What changed

  1. Detection template: No Nuclei template listed → Unknown: detection-template evidence is incomplete or retained
Page history

Changes are dated when recorded; day views use the last saved version from that UTC day, and citations stay fixed.

Cite this version
Field-level log (4)

Up to 100 recent field edits are shown; older edits may be outside retention.

  1. 2 Nov 2026 · 16:27:39 UTC Public detection templateNo Nuclei template listed → Unknown: detection-template evidence is incomplete or retained
  2. 2 Nov 2026 · 16:27:39 UTC Source coverage: public-exploit-codeCurrent → Incomplete
  3. 2 Nov 2026 · 16:27:39 UTC Source coverage: first-epssCurrent → Incomplete
  4. 2 Nov 2026 · 16:27:39 UTC Source coverage: msrc-cvrfCurrent → Incomplete
ChangeIntel

An IT change radar: releases, security, known issues, retirements, documentation changes, and service status from public sources. Every item links to supporting evidence; dates and statuses can change after they are read.

Sources read 7 Nov 03:42 UTC · 275 of 275 readable · 274 fully read · documentation 469/469 current

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