How severe is CVE-2025-0740?

CVE-2025-0740 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2025-0740 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-0740?

CVE-2025-0740 affects Thesamur Embedai. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-0740?

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

Does CVE-2025-0740 have an EU (EUVD) identifier?

Yes. CVE-2025-0740 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-1844.

When was CVE-2025-0740 published?

CVE-2025-0740 was published on 2025-01-30 and last updated on 2026-06-17.

CVE-2025-0740

CVE-2025-0740 is a high-severity vulnerability in Thesamur Embedai with a CVSS 3.x base score of 8.6. 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-284.

Key facts

Severity: High (CVSS 3.x base score 8.6)
EPSS exploit prediction: 0% (24th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-1844
Weakness: CWE-284
Affected product: Thesamur Embedai
Published: 2025-01-30
Last modified: 2026-06-17

Description

An Improper Access Control vulnerability has been found in EmbedAI 2.1 and below. This vulnerability allows an authenticated attacker to obtain chat messages belonging to other users by changing the “CHAT_ID” of the endpoint "/embedai/chats/load_messages?chat_id=<CHAT_ID>".

Frequently asked questions

What is CVE-2025-0740?: An Improper Access Control vulnerability has been found in EmbedAI 2.1 and below. This vulnerability allows an authenticated attacker to obtain chat messages belonging to other users by changing the “CHAT_ID” of the endpoint "/embedai/chats/load_messages?chat_id=<CHAT_ID>".
How severe is CVE-2025-0740?: CVE-2025-0740 has a CVSS 3.x base score of 8.6, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2025-0740 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (24th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-0740?: CVE-2025-0740 affects Thesamur Embedai. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-0740?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2025-0740 have an EU (EUVD) identifier?: Yes. CVE-2025-0740 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-1844.
When was CVE-2025-0740 published?: CVE-2025-0740 was published on 2025-01-30 and last updated on 2026-06-17.

References

https://www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-embedai

Affected products (1)

cpe:2.3:a:thesamur:embedai:*:*:*:*:*:*:*:*

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