CVE-2026-86255

wger before 2.5 Uncontrolled Resource Consumption via date_sequence

Published Sep 6, 2026 CVSS 4.0 · 7.1 High EPSS < 1% KEV · Not listed
Description
wger before 2.5 fails to validate the maximum duration of routine date ranges, allowing authenticated users to create routines spanning arbitrarily long periods. Attackers can trigger the date_sequence computation via routine detail endpoints, forcing the server to iterate thousands of times per request and exhaust worker threads, denying service to legitimate users.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description wger before 2.5 fails to validate the maximum duration of routine date ranges, allowing authenticated users to create routines spanning arbitrarily long periods. Attackers can trigger the date_sequence computation via routine detail endpoints, forcing the server to iterate thousands of times per request and exhaust worker threads, denying service to legitimate users.
Title wger before 2.5 Uncontrolled Resource Consumption via date_sequence
First Time appeared Wger
Wger wger
Weaknesses CWE-400
CPEs cpe:2.3:a:wger:wger:*:*:*:*:*:*:*:*
Vendors & Products Wger
Wger wger
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Sep 18, 2026, 5:23 PM
Reserved
Sep 6, 2026, 11:35 AM
Status
Deferred
Published
Sep 6, 2026, 12:17 PM
Modified
Sep 18, 2026, 6:17 PM