5.1

CVE-2026-1564: Pega Platform versions 8.1.0 through 25.1.1 are affected by an HTML Injection vulnerability in a user interface component. Requires a high privileged user with a developer role.

Analyzed
Published 15-04-2026Last modified 16-04-2026

Vulnerability summary

CVE-2026-1564 is a medium (CVSS 5.1) vulnerability in pega pega_platform. EPSS estimates a 0.19% chance of exploitation in the next 30 days, higher than 8.4% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 5.1, network access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
5.1/10
010
Medium · v4.0 (CVE.org)
EPSS score
0.19%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Timeline

  1. 15-04-2026
    PublishedVulnerability first disclosed.
  2. 16-04-2026
    Last modifiedVulnerability information updated.

Description

Pega Platform versions 8.1.0 through 25.1.1 are affected by an HTML Injection vulnerability in a user interface component. Requires a high privileged user with a developer role.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

0.19%

Chance of exploitation in the next 30 days

Percentile

8%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.19% on 05-10-2026

05-10-202604-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Version check

Known conditions: network-reachable, administrative account, no user interaction (CVSS vector). Other conditions: not stated in public data.

Pega1 product
Pegasystems1 product

2 vendors · 2 products

References

1 links