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CVE-2025-62254

HIGH
7.5
CVSS Score
Published: October 23, 2025 at 10:16 PM UTC
Updated: October 18, 2026 at 09:10 PM UTC
3 products affected across 1 vendorLiferay PortalDigital Experience PlatformDXP

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Severity
HIGH7.5
Exploit prediction
EPSS 0.6%
SSVC
No known exploit

Description

The ComboServlet in Liferay Portal 7.4.0 through 7.4.3.111, and older unsupported versions, and Liferay DXP 2023.Q4.0 through 2023.Q4.2, 2023.Q3.1 through 2023.Q3.5, 7.4 GA through update 92, 7.3 GA through update 35, and older unsupported versions does not limit the number or size of the files it will combine, which allows remote attackers to create very large responses that lead to a denial of service attack via the URL query string.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Digital Experience Platform· Liferay
95%
2023.q3.12023.q3.22023.q3.32023.q3.42023.q3.52023.q4.02023.q4.12023.q4.27.37.3 fix_pack_17.3 fix_pack_27.3 service_pack_17.3 service_pack_27.3 service_pack_37.3 update17.3 update107.3 update117.3 update127.3 update137.3 update147.3 update157.3 update167.3 update177.3 update187.3 update197.3 update27.3 update207.3 update217.3 update227.3 update237.3 update247.3 update257.3 update267.3 update277.3 update287.3 update297.3 update37.3 update307.3 update317.3 update327.3 update337.3 update347.3 update357.3 update47.3 update57.3 update67.3 update77.3 update87.3 update97.47.4 update17.4 update107.4 update117.4 update127.4 update137.4 update147.4 update157.4 update167.4 update177.4 update187.4 update197.4 update27.4 update207.4 update217.4 update227.4 update237.4 update247.4 update257.4 update267.4 update277.4 update287.4 update297.4 update37.4 update307.4 update317.4 update327.4 update337.4 update347.4 update357.4 update367.4 update377.4 update387.4 update397.4 update47.4 update407.4 update417.4 update427.4 update437.4 update447.4 update457.4 update467.4 update477.4 update487.4 update497.4 update57.4 update507.4 update517.4 update527.4 update537.4 update547.4 update557.4 update567.4 update577.4 update587.4 update597.4 update67.4 update607.4 update617.4 update627.4 update637.4 update647.4 update657.4 update667.4 update677.4 update687.4 update697.4 update77.4 update707.4 update717.4 update727.4 update737.4 update747.4 update757.4 update767.4 update777.4 update787.4 update797.4 update87.4 update807.4 update817.4 update827.4 update837.4 update847.4 update857.4 update867.4 update877.4 update887.4 update897.4 update97.4 update907.4 update917.4 update92
Liferay Portal· Liferay
95%
7.4.0 ≤ v ≤ 7.4.3.1117.4.0
DXP· Liferay
90%
2023.Q3.1 ≤ v ≤ 2023.Q3.52023.Q4.0 ≤ v ≤ 2023.Q4.27.3.10 ≤ v ≤ 7.3.10-u357.4.13 ≤ v ≤ 7.4.13-u922023.Q3.12023.Q4.07.3.107.4.13

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

Vendor Advisory
Source: cverecord
https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/CVE-2025-62254

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.5HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-22

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