How severe is CVE-2021-26947?

CVE-2021-26947 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2021-26947 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-26947?

CVE-2021-26947 primarily affects Odoo. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-26947?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-26947 published?

CVE-2021-26947 was published on 2023-04-25 and last updated on 2026-06-17.

CVE-2021-26947

CVE-2021-26947 is a medium-severity vulnerability in Odoo with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Odoo
Published: 2023-04-25
Last modified: 2026-06-17

Description

Cross-site scripting (XSS) issue Odoo Community 15.0 and earlier and Odoo Enterprise 15.0 and earlier, allows remote attackers to inject arbitrary web script in the browser of a victim, via a crafted link.

Frequently asked questions

What is CVE-2021-26947?: Cross-site scripting (XSS) issue Odoo Community 15.0 and earlier and Odoo Enterprise 15.0 and earlier, allows remote attackers to inject arbitrary web script in the browser of a victim, via a crafted link.
How severe is CVE-2021-26947?: CVE-2021-26947 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2021-26947 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-26947?: CVE-2021-26947 primarily affects Odoo. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-26947?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-26947 published?: CVE-2021-26947 was published on 2023-04-25 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:odoo:odoo:*:*:*:*:community:*:*:*
cpe:2.3:a:odoo:odoo:*:*:*:*:enterprise:*:*:*

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CVE-2018-15632 — Critical (CVSS 9.1): Improper input validation in database creation logic in Odoo Community 11.0 and earlier and Odoo Enterprise 11.0 and…
CVE-2018-14860 — Critical (CVSS 9.1): Improper sanitization of dynamic user expressions in Odoo Community 11.0 and earlier and Odoo Enterprise 11.0 and…
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