CVE-2021-26263

Name: CVE-2021-26263
Creator: NVD / NIST
Published: 2023-04-25T19:15:09.47+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.56%

Last modified Jun 17, 2026

CVE-2021-26263 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. Cross-site scripting (XSS) issue in Discuss app of Odoo Community 14.0 through 15.0, and Odoo Enterprise 14.0 through 15.0, allows remote attackers to inject arbitrary web script in the browser of a victim, by posting crafted contents.. EPSS estimates a 0.56% chance of exploitation in the next 30 days.

Description

Cross-site scripting (XSS) issue in Discuss app of Odoo Community 14.0 through 15.0, and Odoo Enterprise 14.0 through 15.0, allows remote attackers to inject arbitrary web script in the browser of a victim, by posting crafted contents.

Metrics

CVSS 3.1

6.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

0.56%

42.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Odoo	Odoo	14.0
Odoo	Odoo	15.0

References

https://github.com/odoo/odoo/issues/107693Issue Tracking, Patch, Vendor Advisory
https://www.debian.org/security/2023/dsa-5399
https://github.com/odoo/odoo/issues/107693Issue Tracking, Patch, Vendor Advisory
https://www.debian.org/security/2023/dsa-5399

Timeline

Published: Apr 25, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-26263?

How severe is CVE-2021-26263?

CVE-2021-26263 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.56% probability of exploitation in the next 30 days.

How do I fix CVE-2021-26263?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-26263?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST