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PatchSiren cyber security CVE debrief

CVE-2025-2749 Kentico CVE debrief

CVE-2025-2749 is a Kentico Xperience path traversal vulnerability that CISA added to the Known Exploited Vulnerabilities catalog on 2026-04-20. The KEV listing indicates this issue is important to remediate promptly, with a due date of 2026-05-04. The supplied source material does not provide a CVSS score or technical exploit details, so the safest response is to follow Kentico’s mitigation guidance and apply any available hotfixes as soon as possible.

Vendor
Kentico
Product
Kentico Xperience
CVSS
HIGH 7.2
CISA KEV
Listed
Original CVE published
2026-04-20
Original CVE updated
2026-04-20
Advisory published
2026-04-20
Advisory updated
2026-04-20

Who should care

Kentico Xperience administrators, security and vulnerability management teams, and any organization running internet-facing or business-critical Kentico Xperience deployments should prioritize this issue.

Technical summary

The available evidence shows a path traversal vulnerability affecting Kentico Xperience and an associated CISA KEV listing. CISA’s KEV entry instructs affected users to apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. The corpus provided here does not include a CVSS score, affected version list, or deeper exploit mechanics.

Defensive priority

High

Recommended defensive actions

  • Confirm whether Kentico Xperience is deployed anywhere in your environment, including externally hosted or managed instances.
  • Review Kentico’s official hotfix and mitigation guidance and apply the relevant update as soon as possible.
  • Treat exposed or internet-facing deployments as highest priority for validation and remediation.
  • If no effective mitigation or update is available, follow CISA’s guidance to discontinue use of the product.
  • Track remediation against the KEV due date of 2026-05-04 and verify closure through patch or compensating control evidence.

Evidence notes

This debrief is based only on the supplied CISA KEV metadata and official reference links. CISA’s KEV entry names the issue as a Kentico Xperience path traversal vulnerability, marks it as known exploited, lists the date added as 2026-04-20, and sets the due date to 2026-05-04. The source notes point to Kentico hotfixes and the NVD record, but the provided corpus does not include a CVSS score, affected versions, or exploit details.

Sources and references

Verified primary and authoritative sources

  • CVE-2025-2749 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2025-2749

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

  • CVE-2025-2749 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2025-2749

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

  • CISA Known Exploited Vulnerabilities catalog

    Publisher, destination, and source semantics verified

    URL: https://www.cisa.gov/known-exploited-vulnerabilities-catalog

    Cybersecurity and Infrastructure Security Agency - Official CISA catalog of vulnerabilities known to be exploited in the wild.

Supplemental references

  • Source item URL

    Unverified legacy reference

    URL: https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json

    cisa_kev

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.