CVE-2025-8681Network attack vector

Stored script execution via Calendar UI

Published Sep 10, 2025 · Updated Sep 11, 2025

Stored XSS in the Calendar UI of Pegasystems Pega Infinity 7.1.0 through 24.2.2 allows remote authenticated users to execute script. Pega has not disclosed the specific Calendar UI locus that stores attacker-controlled input or the missing output-encoding operation. Developer access is required to plant the payload, which executes in the trusted application origin when the affected interface renders it.

CVSS severity5.5
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 the Calendar UI of Pegasystems Pega Infinity 7.1.0 through 24.2.2 allows remote authenticated users to execute script. Pega has not disclosed the specific Calendar UI locus that stores attacker-controlled input or the missing output-encoding operation. Developer access is required to plant the payload, which executes in the trusted application origin when the affected interface renders it.

The record

CVE
CVE-2025-8681
Published
Sep 10, 2025
Updated
Sep 11, 2025
Vendor
Pegasystems Inc.
Product
Pega Infinity
Classifications
CWE-79, T1059.007
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Sep 10, 2025CVE publishedPublication date reported by the CVE source.
  2. Sep 11, 2025Record 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=7.1.0 <Infinity 24.2.3

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Pegasystems Inc. · Pega Infinityversion=7.1.0 <Infinity 24.2.3

Published CVSS scores

5.4NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
5.5Pegasystems Inc.CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A: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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
T1059.007JavaScript/JScript

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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