CVE-2026-104020

LOWCVSS 8.7 · 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

Uncontrolled recursion in the Ion reader in Amazon Ion Python before 0.15.0 might allow a remote unauthenticated actor to crash the application using the library, resulting in a denial of service, via a crafted, deeply nested Ion value. To remediate this issue, users should upgrade to version 0.15.0 or later.

0.0/ 10 priority

Sources & remediation

Weakness type (CWE)
CWE-674

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • 1 total mentions across 1 day

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-10-02: 110-02
Referenced assets1 URL
By indicator
Full discourse1 post
  • CVE@CVEnew

    CVE-2026-104020 Uncontrolled recursion in the Ion reader in Amazon Ion Python before 0.15.0 might allow a remote unauthenticated actor to crash the application using the library, r… https://www.cve.org/CVERecord?id=CVE-2026-104020

    00000600
    58.1K followersView on X

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