How severe is CVE-2025-70039?

CVE-2025-70039 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-70039 being actively exploited?

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

What products are affected by CVE-2025-70039?

CVE-2025-70039 affects Linagora Twake. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-70039?

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-2025-70039 have an EU (EUVD) identifier?

Yes. CVE-2025-70039 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-208440.

When was CVE-2025-70039 published?

CVE-2025-70039 was published on 2026-03-09 and last updated on 2026-06-17.

CVE-2025-70039

CVE-2025-70039 is a critical-severity vulnerability in Linagora Twake with a CVSS 3.x base score of 9.8. 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-78.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 0% (30th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-208440
Weakness: CWE-78
Affected product: Linagora Twake
Published: 2026-03-09
Last modified: 2026-06-17

Description

An issue pertaining to CWE-78: Improper Neutralization of Special Elements used in an OS Command was discovered in linagora Twake v2023.Q1.1223.

Frequently asked questions

What is CVE-2025-70039?: An issue pertaining to CWE-78: Improper Neutralization of Special Elements used in an OS Command was discovered in linagora Twake v2023.Q1.1223.
How severe is CVE-2025-70039?: CVE-2025-70039 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-70039 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (30th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-70039?: CVE-2025-70039 affects Linagora Twake. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-70039?: 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-2025-70039 have an EU (EUVD) identifier?: Yes. CVE-2025-70039 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-208440.
When was CVE-2025-70039 published?: CVE-2025-70039 was published on 2026-03-09 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:linagora:twake:2023.q1.1223:*:*:*:*:*:*:*

More vulnerabilities in Linagora Twake

CVE-2023-2675 — Critical (CVSS 9.8): Improper Restriction of Excessive Authentication Attempts in GitHub repository linagora/twake prior to 2023.Q1.1223.
CVE-2023-1665 — Critical (CVSS 9.8): Improper Restriction of Excessive Authentication Attempts in GitHub repository linagora/twake prior to 0.0.0.
CVE-2025-70038 — High (CVSS 8.8): An issue pertaining to CWE-79: Improper Neutralization of Input During Web Page Generation was discovered in linagora…
CVE-2025-70037 — Medium (CVSS 6.1): An issue pertaining to CWE-601: URL Redirection to Untrusted Site was discovered in linagora Twake v2023.Q1.1223. This…
CVE-2023-0028 — Medium (CVSS 5.7): Cross-site Scripting (XSS) - Stored in GitHub repository linagora/twake prior to 2023.Q1.1200+.

All CVEs affecting Linagora Twake →

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