CVE-2017-7320 — setup/controllers/language.php in MODX Revolution 2.5.4-pl and earlier does not properly constrain the language parameter, which allows remote attackers to conduct Cookie-Bombing attacks and cause a denial of service (cookie quota exhaustion), or conduct HTTP Response Splitting attacks with resultant XSS, via an invalid parameter value

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MEDIUM

setup/controllers/language.php in MODX Revolution 2.5.4-pl and earlier does not properly constrain the language parameter, which allows remote attackers to conduct Cookie-Bombing attacks and cause a denial of service (cookie quota exhaustion), or conduct HTTP Response Splitting attacks with resultant XSS, via an invalid parameter value

Published Mar 30, 2017

6.1

MEDIUM

CVSS 3.1

EPSS 0.87%

Description

setup/controllers/language.php in MODX Revolution 2.5.4-pl and earlier does not properly constrain the language parameter, which allows remote attackers to conduct Cookie-Bombing attacks and cause a denial of service (cookie quota exhaustion), or conduct HTTP Response Splitting attacks with resultant XSS, via an invalid parameter value.

Affected products

Remediation

No remediation recorded yet.

Metrics

0.87% 0.00869

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00869

Score over time

2021–2026

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Percentile over time

EPSS v1
EPSS v5
EPSS v2
EPSS v3

Table of values (9 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.87% (0.00869)	57.29th	v5 (v2026.06.15)
Sep 20, 2026	0.87% (0.00869)	57.22th	v5 (v2026.06.15)
Jul 20, 2024	0.17% (0.00169)	54.26th	v3 (v2023.03.01)
Jul 3, 2024	0.17% (0.00169)	54.10th	v3 (v2023.03.01)
Mar 7, 2023	0.17% (0.00169)	52.09th	v3 (v2023.03.01)
Mar 6, 2023	1.05% (0.01055)	52.13th	v2 (v2022.01.01)
Feb 4, 2022	1.05% (0.01055)	27.52th	v2 (v2022.01.01)
Feb 3, 2022	0.98% (0.00976)	26.54th	v5 (v2026.06.15)
Apr 14, 2021	0.98% (0.00976)	0.00th	v1

Weaknesses (1)

CWE-79

Cross-site Scripting (XSS)

References (2)

http://www.securityfocus.com/bid/97228
vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
https://mazinahmed.net/services/public-reports/ModX%20-%20Responsible%20Disclosure%20-%20January%202017.pdf
x_refsource_MISCExploitTechnical DescriptionThird Party Advisory

Link	Providers	Tags
http://www.securityfocus.com/bid/97228		vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
https://mazinahmed.net/services/public-reports/ModX%20-%20Responsible%20Disclosure%20-%20January%202017.pdf		x_refsource_MISCExploitTechnical DescriptionThird Party Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Mar 30, 2017

Updated Aug 5, 2024

Reserved Mar 30, 2017

Link CVE-2017-7320

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2017-7320

Red Hat

Severity n/a

Public date n/a

Links CVE-2017-7320