CVE-2026-53575
lowEspoCRM is an open source customer relationship management application.
EspoCRM is an open source customer relationship management application. Prior to 9.3.9, an authenticated administrator can place crafted content in the applicationName setting through CSP nonce injection. The persistent injection is inserted into the main application page without escaping, allowing attacker-controlled JavaScript to run in users' sessions and leak page data, including unsaved user input. This issue is fixed in version 9.3.9.
CVSS
2.7
2.7 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N Severity source: NVD CVSS v3.1 (security-advisories@github.com)
Timeline (UTC)
Published: 2026-10-15 15:17
Modified: 2026-10-15 16:18
NVD status: Deferred
Last synced 1 day ago
Verified against the source API 2026-10-27 07:03 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/espocrm/espocrm/commit/ce73338ea7b463914e1271f16f8f73131ace886f security-advisories@github.com
- https://github.com/espocrm/espocrm/releases/tag/9.3.9 security-advisories@github.com
- https://github.com/espocrm/espocrm/security/advisories/GHSA-f34h-xxmv-j9xp security-advisories@github.com
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 07:03 UTC · record ↗