CVE-2023-24535

Panic when parsing invalid messages in google.golang.org/protobuf

HIGH
7.5
CVSS Score
Published: June 8, 2023 at 08:26 PM UTC
Updated: June 17, 2026 at 05:39 AM UTC
3 products affected across 2 vendorsProtobufEncoding PrototextInternal Encoding Text

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Severity
HIGH7.5
Exploit prediction
EPSS 1%
SSVC
No known exploit

Description

Parsing invalid messages can panic. Parsing a text-format message which contains a potential number consisting of a minus sign, one or more characters of whitespace, and no further input will cause a panic.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

1.29.0 ≤ v < 1.29.11.29.0
Affected range stops below 1.29.1, so it looks safe — our inference, not a vendor statement
1.29.0 ≤ v < 1.29.11.29.0
Affected range stops below 1.29.1, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGHCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-125

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