CVE-2026-116555: Argilla Sandbox.vue cross site scripting

Severity: low (CVSS 2.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-26 · updated 2026-10-27
Weakness: CWE-79

Description

A vulnerability has been found in Argilla up to 2.8.0. The impacted element is an unknown function of the file argilla-frontend/components/features/annotation/container/fields/sandbox/Sandbox.vue. The manipulation of the argument template leads to cross site scripting. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Affected products

n/a Argilla: 2.0, 2.1, 2.2, 2.3, 2.4, 2.5 (+3)

References

https://github.com/3em0/cve_repo/tree/main/2026/argilla-io.argilla_stored_xss_custom_field_iframe/poc
https://github.com/argilla-io/argilla/issues/5876
https://vuldb.com/cve/CVE-2026-116555
https://vuldb.com/submit/1022936
https://vuldb.com/vuln/426456
https://vuldb.com/vuln/426456/cti

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