7.5
HIGH CVSS 2.0
CVE-2026-13592
liftoff-sr CIPster EtherNet IP Message append out-of-bounds write
Description

A vulnerability was detected in liftoff-sr CIPster up to e8e9dba09bf56962807d3504b783ccdb6287f3e4. Affected by this issue is the function BufWriter::append of the component EtherNet IP Message Handler. Performing a manipulation results in out-of-bounds write. Remote exploitation of the attack is possible. The exploit is now public and may be used. This product follows a rolling release approach for continuous delivery, so version details for affected or updated releases are not provided. The patch is named 3a0159ed43125dcd024a1965f0289cb186bae9ff. To fix this issue, it is recommended to deploy a patch.

INFO

Published Date :

June 29, 2026, 6:16 p.m.

Last Modified :

July 1, 2026, 3:16 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-13592 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Liftoff-sr cipster
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 134c704f-9b21-4f2e-91b3-4a467353bcc0
CVSS 2.0 HIGH [email protected]
CVSS 3.1 HIGH [email protected]
CVSS 4.0 MEDIUM [email protected]
Solution
Apply the provided patch to the EtherNet IP Message Handler to fix an out-of-bounds write vulnerability.
  • Deploy the patch 3a0159ed43125dcd024a1965f0289cb186bae9ff.
  • Update the liftoff-sr CIPster component.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-13592 is associated with the following CWEs:

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-13592 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-13592 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Jul. 01, 2026

    Action Type Old Value New Value
    Added Reference https://github.com/liftoff-sr/CIPster/issues/48
    Added SSVC {'id': 'CVE-2026-13592', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'poc'}, {'automatable': 'yes'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-07-01T14:08:09.537127Z'}
  • New CVE Received by [email protected]

    Jun. 29, 2026

    Action Type Old Value New Value
    Added Affected [{'cpes': ['cpe:2.3:a:liftoff-sr:cipster:*:*:*:*:*:*:*:*'], 'vendor': 'liftoff-sr', 'modules': ['EtherNet IP Message Handler'], 'product': 'CIPster', 'versions': [{'status': 'affected', 'version': 'e8e9dba09bf56962807d3504b783ccdb6287f3e4'}]}]
    Added Description A vulnerability was detected in liftoff-sr CIPster up to e8e9dba09bf56962807d3504b783ccdb6287f3e4. Affected by this issue is the function BufWriter::append of the component EtherNet IP Message Handler. Performing a manipulation results in out-of-bounds write. Remote exploitation of the attack is possible. The exploit is now public and may be used. This product follows a rolling release approach for continuous delivery, so version details for affected or updated releases are not provided. The patch is named 3a0159ed43125dcd024a1965f0289cb186bae9ff. To fix this issue, it is recommended to deploy a patch.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
    Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CWE CWE-119
    Added CWE CWE-787
    Added Reference https://github.com/liftoff-sr/CIPster/
    Added Reference https://github.com/liftoff-sr/CIPster/commit/3a0159ed43125dcd024a1965f0289cb186bae9ff
    Added Reference https://github.com/liftoff-sr/CIPster/issues/48
    Added Reference https://github.com/liftoff-sr/CIPster/issues/48#issuecomment-4596727632
    Added Reference https://github.com/user-attachments/files/28452971/poc.zip
    Added Reference https://vuldb.com/cve/CVE-2026-13592
    Added Reference https://vuldb.com/submit/844566
    Added Reference https://vuldb.com/vuln/374596
    Added Reference https://vuldb.com/vuln/374596/cti
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.