CVE-2017-11355 — Multiple cross-site scripting (XSS) vulnerabilities in PEGA Platform 7.2 ML0 and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) PATH_INFO to the main page; the (2) beanReference parameter to the JavaBean viewer page; or the (3) pyTableName to the System database schema modification page

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MEDIUM

Multiple cross-site scripting (XSS) vulnerabilities in PEGA Platform 7.2 ML0 and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) PATH_INFO to the main page; the (2) beanReference parameter to the JavaBean viewer page; or the (3) pyTableName to the System database schema modification page

Published Aug 2, 2017

6.1

MEDIUM

CVSS 3.0

EPSS 2.90%

Description

Multiple cross-site scripting (XSS) vulnerabilities in PEGA Platform 7.2 ML0 and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) PATH_INFO to the main page; the (2) beanReference parameter to the JavaBean viewer page; or the (3) pyTableName to the System database schema modification page.

Affected products

Remediation

No remediation recorded yet.

Metrics

2.90% 0.02904

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

EPSS probability 0.02904

Score over time

2021–2026

EPSS v1
EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v1
EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (15 key points)

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

Date	Score	Percentile	Model
Oct 1, 2026	2.90% (0.02904)	86.48th	v5 (v2026.06.15)
Jun 15, 2026	2.90% (0.02904)	85.11th	v5 (v2026.06.15)
Jul 21, 2025	2.83% (0.02826)	85.56th	v4 (v2025.03.14)
Mar 17, 2025	1.54% (0.01538)	80.06th	v4 (v2025.03.14)
Dec 12, 2024	0.18% (0.00182)	56.80th	v3 (v2023.03.01)
Jun 22, 2024	0.18% (0.00182)	55.65th	v3 (v2023.03.01)
Mar 7, 2023	0.18% (0.00182)	53.65th	v3 (v2023.03.01)
Mar 6, 2023	1.14% (0.01136)	59.45th	v2 (v2022.01.01)
Oct 18, 2022	1.14% (0.01136)	58.28th	v2 (v2022.01.01)
Apr 1, 2022	1.14% (0.01136)	56.27th	v2 (v2022.01.01)
Feb 4, 2022	1.14% (0.01136)	34.23th	v2 (v2022.01.01)
Feb 3, 2022	4.80% (0.04797)	78.14th	v1
Jan 6, 2022	4.80% (0.04797)	77.93th	v1
Sep 1, 2021	4.80% (0.04797)	87.23th	v1
Apr 14, 2021	4.80% (0.04797)	0.00th	v1

Weaknesses (1)

CWE-79

Cross-site Scripting (XSS)

References (3)

http://seclists.org/fulldisclosure/2017/Jul/28
mailing-listx_refsource_FULLDISCMailing ListThird Party Advisory
https://pdn.pega.com/pegasystems-security-bulletin-cve-2017-11355-and-cve-2017-11356/pegasystems-security-bulletin-cve
x_refsource_CONFIRM
https://www.exploit-db.com/exploits/42335/
exploitx_refsource_EXPLOIT-DB

Link	Providers	Tags
http://seclists.org/fulldisclosure/2017/Jul/28		mailing-listx_refsource_FULLDISCMailing ListThird Party Advisory
https://pdn.pega.com/pegasystems-security-bulletin-cve-2017-11355-and-cve-2017-11356/pegasystems-security-bulletin-cve		x_refsource_CONFIRM
https://www.exploit-db.com/exploits/42335/		exploitx_refsource_EXPLOIT-DB