CVE-2025-7659Network attack vector

Token theft via incomplete Web IDE validation

Published Feb 11, 2026 · Updated Feb 11, 2026

Origin validation error in affected GitLab CE/EE 18.x releases allows remote attackers to steal tokens through the Web IDE. GitLab has not disclosed which Web IDE origin check fails or the exact request that exposes tokens. Exploitation requires user interaction and can expose private repositories accessible with the stolen token.

CVSS severity8.0
High
EPSS probability0.19%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Origin validation error in affected GitLab CE/EE 18.x releases allows remote attackers to steal tokens through the Web IDE. GitLab has not disclosed which Web IDE origin check fails or the exact request that exposes tokens. Exploitation requires user interaction and can expose private repositories accessible with the stolen token.

The record

CVE
CVE-2025-7659
Published
Feb 11, 2026
Updated
Feb 11, 2026
Vendor
GitLab
Product
GitLab
Classifications
CWE-346, T1528
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Feb 11, 2026CVE publishedPublication date reported by the CVE source.
  2. Feb 11, 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=18.2 <18.6.6
  2. Affected versionversion=18.7 <18.7.4
  3. Affected versionversion=18.8 <18.8.4

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

GitLab · GitLabversion=18.2 <18.6.6; version=18.7 <18.7.4; version=18.8 <18.8.4

Published CVSS scores

8.0GitLab Inc.CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N
9.1NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

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.

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

No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-346Origin Validation Error
T1528Steal Application Access Token

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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