How severe is CVE-2025-21628?

CVE-2025-21628 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability low.

Is CVE-2025-21628 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-21628?

CVE-2025-21628 affects Chatwoot. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-21628?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2025-21628 have an EU (EUVD) identifier?

Yes. CVE-2025-21628 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-2577.

When was CVE-2025-21628 published?

CVE-2025-21628 was published on 2025-01-09 and last updated on 2026-06-17.

CVE-2025-21628

CVE-2025-21628 is a critical-severity vulnerability in Chatwoot with a CVSS 3.x base score of 9.1. 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-89.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-2577
Weakness: CWE-89
Affected product: Chatwoot
Published: 2025-01-09
Last modified: 2026-06-17

Description

Chatwoot is a customer engagement suite. Prior to 3.16.0, conversation and contact filters endpoints did not sanitize the input of query_operator passed from the frontend or the API. This provided any actor who is authenticated, an attack vector to run arbitrary SQL within the filter query by adding a tautological WHERE clause. This issue is patched with v3.16.0.

Frequently asked questions

What is CVE-2025-21628?: Chatwoot is a customer engagement suite. Prior to 3.16.0, conversation and contact filters endpoints did not sanitize the input of query_operator passed from the frontend or the API. This provided any actor who is authenticated, an attack vector to run arbitrary SQL within the filter query by adding a tautological WHERE clause. This issue is patched with v3.16.0.
How severe is CVE-2025-21628?: CVE-2025-21628 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity low, and availability low.
Is CVE-2025-21628 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-21628?: CVE-2025-21628 affects Chatwoot. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-21628?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-21628 have an EU (EUVD) identifier?: Yes. CVE-2025-21628 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-2577.
When was CVE-2025-21628 published?: CVE-2025-21628 was published on 2025-01-09 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:chatwoot:chatwoot:*:*:*:*:*:*:*:*

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