Description
EspoCRM before 9.3.11 and 10.x before 10.0.8 contains a denial of service vulnerability in which the password-redaction regular expression applied during API error handling consumes excessive CPU on long request bodies. Unauthenticated remote attackers can concurrently send a small number of large API requests to exhaust server workers, making EspoCRM slow or unavailable to legitimate users.
Published: 2026-10-28
Score: 8.7 High
EPSS: n/a
KEV: No
AI Analysis

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Remediation

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Tracking

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Advisories

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History

Wed, 28 Oct 2026 19:15:00 +0000

Type Values Removed Values Added
Description EspoCRM before 9.3.11 and 10.x before 10.0.8 contains a denial of service vulnerability in which the password-redaction regular expression applied during API error handling consumes excessive CPU on long request bodies. Unauthenticated remote attackers can concurrently send a small number of large API requests to exhaust server workers, making EspoCRM slow or unavailable to legitimate users.
Title EspoCRM before 9.3.11 and 10.0.8 Unauthenticated Denial of Service via Password-Redaction Regex
First Time appeared Espocrm
Espocrm espocrm
Weaknesses CWE-1333
CPEs cpe:2.3:a:espocrm:espocrm:*:*:*:*:*:*:*:*
Vendors & Products Espocrm
Espocrm espocrm
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-28T18:59:55.556Z

Reserved: 2026-10-28T17:31:29.497Z

Link: CVE-2026-118686

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-10-28T19:17:35.633

Modified: 2026-10-28T19:17:35.760

Link: CVE-2026-118686

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-28T20:30:07Z

Weaknesses