Is CVE-2023-27507 actively exploited?

No active exploitation of CVE-2023-27507 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2023-27507 be exploited remotely?

Yes. CVE-2023-27507 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2023-27507?

CVE-2023-27507 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2023-27507

CWE-22Published: May 23, 2023· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

MicroEngine Mailform version 1.1.0 to 1.1.8 contains a path traversal vulnerability. If the product's file upload function and server save option are enabled, a remote attacker may save an arbitrary file on the server and execute it.

NVD Source

Risk Analysis

MicroEngine Mailform versions 1.1.0 through 1.1.8 are vulnerable to path traversal, which can allow remote attackers to save and execute arbitrary files on the server. This critical flaw requires the file upload and server save options to be enabled.

No public exploit is known, but the vulnerability is remotely exploitable with low complexity.

Recommended Action

Upgrade to a patched version of Mailform. Disable the server save option for file uploads if it is not strictly necessary for business operations.

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-2023-27507 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.