CVE-2026-1563: Pega Platform versions 8.1.0 through 25.1.2 are affected by an Reflected Cross-site scripting (XSS) vulnerability in a user interface component. Requires a high privileged user wit

mediumCVSS 4.8CVE-2026-1563

Pega Platform versions 8.1.0 through 25.1.2 are affected by an Reflected Cross-site scripting (XSS) vulnerability in a user interface component. Requires a high privileged user with a developer role.

Details

Source: NVD Recent CVEs (US · database · site)
Severity: medium — CVSS 4.8
Published: 2026-07-15
Last updated: 2026-07-21
Exploitation: Not in CISA KEV at last sync

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-1563

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-15630.17% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 7% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-1563	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

low[NEW] [low] Pega Platform: Multiple vulnerabilities allow Cross-Site Scriptingcert-bund

Recent advisories for Pega Platform

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

low[NEW] [low] Pega Platform: Multiple vulnerabilities allow Cross-Site Scriptingcert-bund · 2026-07-16
mediumCVE-2026-1562: Pega Platform versions 8.1.0 through 25.1.2 are affected by an Stored Cross-site scripting (XSS…nvd · 2026-07-15
medium[NEW] [medium] Pega Platform: Vulnerability allows privilege escalationcert-bund · 2026-07-06