Sonatype Nexus Repository up to 3.97.x Attestations Tab cross site scripting

Summaryinfo

A vulnerability categorized as problematic has been discovered in Sonatype Nexus Repository up to 3.97.x. This affects an unknown part of the component Attestations Tab. Such manipulation leads to cross site scripting. This vulnerability is referenced as CVE-2026-113369. It is possible to launch the attack remotely. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Sonatype Nexus Repository up to 3.97.x. It has been rated as problematic. Affected by this issue is an unknown functionality of the component Attestations Tab. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. CVE summarizes:

Sonatype Nexus Repository 3 allows a user account that can push manifests to a hosted OCI repository (a user account that holds the edit permission on that repository) to store script content in the artifact type field of an OCI manifest. The script runs in the browser of a user who opens the Attestations tab for the related image in the Browse user interface, with the permissions of the viewing user.

The advisory is shared for download at help.sonatype.com. This vulnerability is handled as CVE-2026-113369 since 10/20/2026. The exploitation is known to be easy. The attack may be launched remotely. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

Upgrading to version 3.98.0 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

• Sonatype

Name

• Nexus Repository

Version

• 3.0
• 3.1
• 3.2
• 3.3
• 3.4
• 3.5
• 3.6
• 3.7
• 3.8
• 3.9
• 3.10
• 3.11
• 3.12
• 3.13
• 3.14
• 3.15
• 3.16
• 3.17
• 3.18
• 3.19
• 3.20
• 3.21
• 3.22
• 3.23
• 3.24
• 3.25
• 3.26
• 3.27
• 3.28
• 3.29
• 3.30
• 3.31
• 3.32
• 3.33
• 3.34
• 3.35
• 3.36
• 3.37
• 3.38
• 3.39
• 3.40
• 3.41
• 3.42
• 3.43
• 3.44
• 3.45
• 3.46
• 3.47
• 3.48
• 3.49
• 3.50
• 3.51
• 3.52
• 3.53
• 3.54
• 3.55
• 3.56
• 3.57
• 3.58
• 3.59
• 3.60
• 3.61
• 3.62
• 3.63
• 3.64
• 3.65
• 3.66
• 3.67
• 3.68
• 3.69
• 3.70
• 3.71
• 3.72
• 3.73
• 3.74
• 3.75
• 3.76
• 3.77
• 3.78
• 3.79
• 3.80
• 3.81
• 3.82
• 3.83
• 3.84
• 3.85
• 3.86
• 3.87
• 3.88
• 3.89
• 3.90
• 3.91
• 3.92
• 3.93
• 3.94
• 3.95
• 3.96
• 3.97

License

• commercial

CPE 2.3info

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CPE 2.2info

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Once again VulDB remains the best source for vulnerability data.

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