CVE-2026-1711Network attack vector

Stored script execution via undisclosed UI component

Published Apr 15, 2026 · Updated Apr 15, 2026

Stored XSS in a Pega Platform user interface component in versions 8.1.0 through 25.1.1 allows remote authenticated users to execute browser scripts. Pega has not disclosed the affected UI component or the input-storage and output-encoding path that permits the script to persist and execute. Developer or administrator access is required, and exploitation exposes or alters data available to a user who renders the stored content.

CVSS severity4.8
Medium
EPSS probability0.19%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored XSS in a Pega Platform user interface component in versions 8.1.0 through 25.1.1 allows remote authenticated users to execute browser scripts. Pega has not disclosed the affected UI component or the input-storage and output-encoding path that permits the script to persist and execute. Developer or administrator access is required, and exploitation exposes or alters data available to a user who renders the stored content.

The record

CVE
CVE-2026-1711
Published
Apr 15, 2026
Updated
Apr 15, 2026
Vendor
Pegasystems Inc.
Product
Pega Platform
Classifications
CWE-79
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Apr 15, 2026CVE publishedPublication date reported by the CVE source.
  2. Apr 15, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=8.1.0 <Infinity 25.1.2

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Pegasystems Inc. · Pega Platformversion=8.1.0 <Infinity 25.1.2

Published CVSS scores

4.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
4.8Pegasystems Inc.CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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