Go encoding/asn1 Recursion Cap 1.25.12 to Prevent Stack Exhaustion
CVE-2026-33818 Published on August 13, 2026

Enforce maximum recursion depth in encoding/asn1
Enforce a recursion limit in Unmarshal to prevent stack exhaustion when parsing deeply-nested, recursive structures.

NVD

Vulnerability Analysis

CVE-2026-33818 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.

Exploitation:
NONE
Automatable:
YES
Technical Impact:
PARTIAL
Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
NONE
Integrity Impact:
NONE
Availability Impact:
HIGH

Weakness Type

What is a Resource Exhaustion Vulnerability?

The software does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

CVE-2026-33818 has been classified to as a Resource Exhaustion vulnerability or weakness.


Products Associated with CVE-2026-33818

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GoLang Go
Red Hat Kafka

Affected Versions

Go standard library encoding/asn1:

Exploit Probability

EPSS
0.57%
Percentile
47.62%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.