Vulnerability Report

CVE-2025-49763

Title: Apache Traffic Server Denial of Service (DoS)

DoS

Proof Of Concept

No public PoC currently indexed for CVE-2025-49763.

CWE Category CWE-400

Published Date Jun 19, 2025

Modified Date Jul 01, 2025

Exploit Status Not Found

Score 7.5 CVSS v3.1

Exploit Probability (EPSS)

3.37%

Vulnerability Summary

CVE-2025-49763: ESI plugin does not have the limit for maximum inclusion depth, and that allows excessive memory consumption if malicious instructions are inserted. Users can use a new setting for the plugin (--max-inclusion-depth) to limit it. This issue affects Apache Traffic Server: from 10.0.0 through 10.0.5, from 9.0.0 through 9.2.10. Users are recommended to upgrade to version 9.2.11 or 10.0.6, which fixes the issue.

Impacted Vendors

inktomi 1

apache 1

Reference Links

https://lists.apache.org/thread/15t32nxbypqg1m2smp640vjx89o6v5f8

CVSS v3.1

Source Entity 134c704f-9b21-4f2e-91b3-4a467353bcc0

Severity HIGH

7.5

Attack Vector

NETWORK

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2025-49763 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

July 01, 2025 MODIFIED

Vulnerability data or affected products updated.

July 01, 2025 MODIFIED

Vulnerability data updated via NVD.

June 19, 2025 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


                                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Stack

No specific products linked.