Is CVE-2022-36231 actively exploited?

No active exploitation of CVE-2022-36231 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2022-36231 be exploited remotely?

Yes. CVE-2022-36231 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2022-36231?

CVE-2022-36231 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2022-36231

NVD-CWE-noinfoPublished: February 23, 2023· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

pdf_info 0.5.3 is vulnerable to Command Execution because the Ruby code uses backticks instead of Open3.

NVD Source

Risk Analysis

The pdf_info library uses insecure methods for command execution, allowing for arbitrary command injection. This critical vulnerability allows remote attackers to execute commands on the host system.

No public exploit is known, and it is not in the KEV catalog. The vulnerability is remotely exploitable with low complexity.

Recommended Action

Users should update to a version of pdf_info that replaces backticks with secure alternatives like Open3.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

Technical Analysis

CVE-2022-36231 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.