How severe is GHSA-7mxq-h2r7-h449?

No CVSS score has been assigned to GHSA-7mxq-h2r7-h449 yet. Review the advisory details and affected package list to assess your exposure.

Which packages are affected by GHSA-7mxq-h2r7-h449?

GHSA-7mxq-h2r7-h449 affects the following packages: com.liferay:com.liferay.calendar.service (Maven). Ecosystems affected: Maven.

How do I fix GHSA-7mxq-h2r7-h449?

Update com.liferay:com.liferay.calendar.service to 6.0.83 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-7mxq-h2r7-h449 is resolved across your whole dependency graph.

How do I detect GHSA-7mxq-h2r7-h449 in my Maven dependencies?

Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for com.liferay:com.liferay.calendar.service, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

How do I mitigate GHSA-7mxq-h2r7-h449 if there is no patch (or I can't update yet)?

If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

Is GHSA-7mxq-h2r7-h449 actively exploited in the wild?

No public exploit code has been indexed for GHSA-7mxq-h2r7-h449 yet. This does not mean the vulnerability cannot be exploited — absence of public exploits does not imply safety. Apply the recommended fix and use O3 Security to monitor your exposure.

What is the EPSS score for GHSA-7mxq-h2r7-h449?

GHSA-7mxq-h2r7-h449 has an EPSS (Exploit Prediction Scoring System) score of 0.3%, placing it in the 21th percentile of all CVEs. EPSS is maintained by FIRST.org and estimates the probability that a vulnerability will be exploited in the wild within the next 30 days. This score indicates relatively lower exploitation probability, though the CVSS severity should still guide your patching priority.

What type of vulnerability is GHSA-7mxq-h2r7-h449?

GHSA-7mxq-h2r7-h449 is classified as CWE-203 (CWE-203). This weakness type describe the underlying flaw category, which helps determine the potential impact and the right class of mitigation.

When was GHSA-7mxq-h2r7-h449 published, and has it been updated?

GHSA-7mxq-h2r7-h449 was published on August 19, 2025 and was last updated on August 19, 2025. Advisory data evolves as severity scores, affected ranges, and exploit intelligence are revised — always check the latest version of the advisory before acting.

Liferay Portal Email Modification Vulnerability via Calendar…

Exploitation Status

No confirmed exploitation observed yet

CISA’s own triage has not observed active exploitation or public proof-of-concept code for this CVE as of its last assessment.

Exploitation and automatability from CISA’s SSVC triage for GHSA-7mxq-h2r7-h449.

EPSS Exploitation Probability

via FIRST.org ↗

0.3%probability of exploitation in next 30 days

Lower Risk0.00%

Lower risk than most CVEs21th percentile — riskier than 21% of all scored CVEsHighest risk

Probability of exploitation in the next 30 days, from FIRST.org EPSS.

Real-World Exposure

1 pkg affected

☕com.liferay:com.liferay.calendar.service

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects Maven packages — download data is not available via public APIs for these ecosystems.

Description

Liferay Portal 7.4.0 through 7.4.3.132, and Liferay DXP 2025.Q1.0 through 2025.Q1.6, 2024.Q4.0 through 2024.Q4.7, 2024.Q3.1 through 2024.Q3.13, 2024.Q2.0 through 2024.Q2.13, 2024.Q1.1 through 2024.Q1.16 and 7.4 GA through update 92 allow any authenticated user to modify the content of emails sent through the calendar portlet, allowing an attacker to send phishing emails to any other user in the same organization.

Liferay Portal is fixed on the master branch from commit ff18e7d.

Affected Packages

1 total 1 fixed

Ecosystem	Package	Vulnerable range	Fix
☕Maven	`com.liferay:com.liferay.calendar.service`	all versions	6.0.83`com.liferay:com.liferay.calendar.service:6.0.83`

Affected Products

2 products · 99 configurations

Application

digital experience platformliferay

≥ 2025.Q1.0 && ≤ 2024.q4.7

1 version

7.4

Application

liferay portalliferay

≥ 7.4.3.94 && ≤ 7.4.3.132

range

Detection & mitigation playbook

Open-source dependency

Detect
Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for com.liferay:com.liferay.calendar.service, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.
Fix
Update com.liferay:com.liferay.calendar.service to 6.0.83 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-7mxq-h2r7-h449 is resolved across your whole dependency graph.
Workarounds
If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

Frequently Asked Questions

Liferay Portal 7.4.0 through 7.4.3.132, and Liferay DXP 2025.Q1.0 through 2025.Q1.6, 2024.Q4.0 through 2024.Q4.7, 2024.Q3.1 through 2024.Q3.13, 2024.Q2.0 through 2024.Q2.13, 2024.Q1.1 through 2024.Q1.16 and 7.4 GA through update 92 allow any authenticated user to modify the content of emails sent through the calendar portlet, allowing an attacker to send phishing emails to any other user in the same organization. Liferay Portal is fixed on the master branch from commit ff18e7d.

O3 Security · Impact-Aware SCA

Is GHSA-7mxq-h2r7-h449 in your dependencies?

Find it across Maven, including transitive dependencies.

Scan my dependencies How O3 SCA works

Liferay Portal Email Modification Vulnerability via Calendar PortletGHSA-7mxq-h2r7-h449