CVE-2026-13592

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.

CVSS v3.1 Score

7.3

HIGH

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

EPSS — Exploit Prediction

0.0037

Probability of exploitation

0.29%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-119 Buffer Overflow

CWE-787 Out-of-bounds Write

References

Other References

https://github.com/liftoff-sr/CIPster/ https://github.com/liftoff-sr/CIPster/commit/3a0159ed43125dcd024a1965f0289cb186bae9ff https://github.com/liftoff-sr/CIPster/issues/48 https://github.com/liftoff-sr/CIPster/issues/48#issuecomment-4596727632 https://github.com/user-attachments/files/28452971/poc.zip https://vuldb.com/cve/CVE-2026-13592 https://vuldb.com/submit/844566 https://vuldb.com/vuln/374596 https://vuldb.com/vuln/374596/cti https://github.com/liftoff-sr/CIPster/issues/48

Frequently Asked Questions

What is CVE-2026-13592? +

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. It has a CVSS v3.1 base score of 7.3 (HIGH).

How severe is CVE-2026-13592? +

CVE-2026-13592 has a CVSS v3.1 score of 7.3 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0037, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-13592? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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