---
title: "CVE-2026-92785: Angel - Insecure Deserialization"
description: "Angel through 3.3.0 contains an insecure deserialization vulnerability caused by untrusted setAlgoMetrics payload deserialized using Kryo without class registration or allowlist validation, letting unauthenticated network attackers execute arbitrary code or exhaust memory by sending crafted serialized objects to the master RPC endpoint."
url: https://panop.io/threat-heartbeat/CVE-2026-92785/
---

# CVE-2026-92785 Angel - Insecure Deserialization

Angel through 3.3.0 contains an insecure deserialization vulnerability caused by untrusted setAlgoMetrics payload deserialized using Kryo without class registration or allowlist validation, letting unauthenticated network attackers execute arbitrary code or exhaust memory by sending crafted serialized objects to the master RPC endpoint.

CVSS base score 8.1 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.61% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-92785)

## Details

Type

Insecure Deserialization

Impact

Remote Code Execution, Denial Of Service

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Published

16 September 2026

Updated

15 October 2026

Weakness

[CWE-502](https://cwe.mitre.org/data/definitions/502.html)

## Vendor fix

Update to the latest version that includes class registration or allowlist validation for deserialization.

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

- [https://nvd.nist.gov/vuln/detail/CVE-2026-92785](https://nvd.nist.gov/vuln/detail/CVE-2026-92785)
- [https://github.com/Angel-ML/angel](https://github.com/Angel-ML/angel)
- [https://github.com/Angel-ML/angel/blob/Release-3.3.0/angel-ps/core/src/main/java/com/tencent/angel/utils/KryoUtils.java#L45-L70](https://github.com/Angel-ML/angel/blob/Release-3.3.0/angel-ps/core/src/main/java/com/tencent/angel/utils/KryoUtils.java#L45-L70)
- [https://github.com/Angel-ML/angel/issues/1355](https://github.com/Angel-ML/angel/issues/1355)
- [https://www.vulncheck.com/advisories/angel-through-3.3.0-unauthenticated-kryo-deserialization-of-arbitrary-classes](https://www.vulncheck.com/advisories/angel-through-3.3.0-unauthenticated-kryo-deserialization-of-arbitrary-classes)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

Panop answers these inside your environment, for this CVE and every other finding.

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