CVE-2023-2523

Name: CVE-2023-2523
Creator: NVD / NIST
Published: 2023-05-04T18:15:10.063+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 32.90%

Last modified Jun 17, 2026

CVE-2023-2523 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A vulnerability was found in Weaver E-Office 9.5. It has been rated as critical. EPSS estimates a 32.90% chance of exploitation in the next 30 days.

Description

A vulnerability was found in Weaver E-Office 9.5. It has been rated as critical. Affected by this issue is some unknown functionality of the file App/Ajax/ajax.php?action=mobile_upload_save. The manipulation of the argument upload_quwan leads to unrestricted upload. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-228014 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

32.90%

98.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
E-Office	E-Office	9.5

References

https://github.com/RCEraser/cve/blob/main/Weaver.mdExploit
https://vuldb.com/?ctiid.228014Permissions Required, Third Party Advisory
https://vuldb.com/?id.228014Permissions Required, Third Party Advisory
https://github.com/RCEraser/cve/blob/main/Weaver.mdExploit
https://vuldb.com/?ctiid.228014Permissions Required, Third Party Advisory
https://vuldb.com/?id.228014Permissions Required, Third Party Advisory

Timeline

Published: May 4, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-2523?

How severe is CVE-2023-2523?

CVE-2023-2523 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 32.90% probability of exploitation in the next 30 days.

How do I fix CVE-2023-2523?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-2523?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST