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PatchSiren cyber security CVE debrief

CVE-2026-14337 Pegasystems CVE debrief

A high-privileged user with a developer role can exploit a Stored Cross-site scripting (XSS) vulnerability in Pega Platform versions 23.1.0 through 25.1.3. This vulnerability requires user interaction and has a medium CVSS score of 4.6. The vulnerability affects a user interface component and defenders should assess exposure and prioritize verification and potential updates or compensating controls. The CVE record and NVD entry provide limited information about the vulnerability, with the vendor and product names explicitly stated as Pega Platform. The vulnerability has a medium CVSS score of 4.6 and requires a high-privileged user with a developer role.

Vendor
Pegasystems
Product
Pega Infinity
CVSS
MEDIUM 4.6
CISA KEV
Not listed in stored evidence
Original CVE published
2026-08-04
Original CVE updated
2026-09-08
Advisory published
2026-08-04
Advisory updated
2026-09-08

Who should care

Defenders responsible for Pega Platform deployments, especially those with developer roles, should assess exposure and prioritize verification and potential updates or compensating controls.

Why it matters

Defenders should prioritize verifying exposure in their Pega Platform deployments, especially those with developer roles, and assess the need for updates or compensating controls due to a Stored Cross-site scripting (XSS) vulnerability.

  • Verification of exposure in Pega Platform deployments with developer roles
  • Potential for user interaction and input validation vulnerabilities
  • Need for updates or compensating controls to mitigate Stored XSS vulnerability

Technical summary

The CVE record describes a Stored Cross-site scripting (XSS) vulnerability in a user interface component of Pega Platform versions 23.1.0 through 25.1.3. The vulnerability requires a high-privileged user with a developer role and has a medium CVSS score of 4.6.

Defensive priority

Defenders should prioritize verifying exposure in their Pega Platform deployments, especially those with developer roles, and assess the need for updates or compensating controls.

Recommended defensive actions

  • Verify Pega Platform version and check for updates
  • Assess exposure in Pega Platform deployments with developer roles
  • Implement compensating controls for user interaction and input validation

Evidence notes

The CVE record and NVD entry provide limited information about the vulnerability, with the vendor and product names not explicitly stated. The CVE description mentions a Stored XSS vulnerability in a user interface component of Pega Platform versions 23.1.0 through 25.1.3.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-14337 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-14337

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-14337 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-14337

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.