CVE-2026-97056Network attack vectorHinoki check available

Persistent account access via missing token revocation

Published Sep 24, 2026 · Updated Sep 24, 2026

Insufficient session expiration in SigNoz 0.98.0 through 0.142.1 allows remote authenticated users to retain account access. UpdatePasswordByResetPasswordToken and DeleteUser omit DeleteTokensByUserID, leaving opaque tokens and cached identities valid. A preexisting session token and the nondefault opaque tokenizer are required; access lasts up to 30 days after reset or 30 minutes after deletion.

CVSS severityUnavailable
Unscored
EPSS probability0.35%
Next 30 days · Oct 19, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkAvailable
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Summary

What happened

Insufficient session expiration in SigNoz 0.98.0 through 0.142.1 allows remote authenticated users to retain account access. UpdatePasswordByResetPasswordToken and DeleteUser omit DeleteTokensByUserID, leaving opaque tokens and cached identities valid. A preexisting session token and the nondefault opaque tokenizer are required; access lasts up to 30 days after reset or 30 minutes after deletion.

The record

CVE
CVE-2026-97056
Published
Sep 24, 2026
Updated
Sep 24, 2026
Vendor
SigNoz
Product
SigNoz
Classifications
T1078
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Sep 24, 2026CVE publishedPublication date reported by the CVE source.
  2. Sep 24, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0.98.0 <0.143.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

SigNoz · SigNozversion=0.98.0 <0.143.0

Published CVSS scores

No CVSS assessment is available in this record.

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Activity data is delayed. The latest report is Sep 28, 2026.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 22, 2026Sep 28, 2026
Latest reporting daySep 28, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

T1078Valid Accounts

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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