CVE-2026-45181: Argument Injection (CVSS 6.5)

Description

Hex-Rays IDA Pro 9.2 and 9.3 before 9.3sp2 does not block Clang dependency-file generation (via argument injection), which allows attackers to place their code into a plugins directory if the victim uses an attacker-supplied .i64 file.

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CVSS v3.1 Score

6.5

MEDIUM

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

EPSS — Exploit Prediction

0.0001

Probability of exploitation

0.01%

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-88 CWE-88

References

Other References

https://blog.calif.io/p/using-ida-to-find-bugs-in-ida-with https://docs.hex-rays.com/release-notes/9_3sp2

Frequently Asked Questions

What is CVE-2026-45181? +

Hex-Rays IDA Pro 9.2 and 9.3 before 9.3sp2 does not block Clang dependency-file generation (via argument injection), which allows attackers to place their code into a plugins directory if the victim uses an attacker-supplied .i64 file. It has a CVSS v3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2026-45181? +

CVE-2026-45181 has a CVSS v3.1 score of 6.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0001, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-45181? +

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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