Is CVE-2023-5781 actively exploited?

No active exploitation of CVE-2023-5781 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2023-5781 be exploited remotely?

Yes. CVE-2023-5781 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2023-5781?

CVE-2023-5781 has a CVSS score of 9.8 (CRITICAL).

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CRITICAL

CVE-2023-5781

CWE-89Published: October 26, 2023· Updated: Jun 17, 2026

9.8

CVSS v3.1

Official Description

A vulnerability, which was classified as critical, has been found in Tongda OA 2017 11.10. This issue affects the function DELETE_STR of the file general/system/res_manage/monitor/delete_webmail.php. The manipulation leads to sql injection. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-243587. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

NVD Source

Risk Analysis

Tongda OA 2017 11.10 contains a SQL injection vulnerability in the delete_webmail.php file. Remote attackers can manipulate the DELETE_STR argument to execute arbitrary SQL commands, resulting in a critical security risk. The vendor has not responded to reports of this vulnerability.

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

Recommended Action

Restrict network access to the Tongda OA interface. Monitor for anomalous database activity.

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-2023-5781 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.

From a weakness classification perspective (CWE-89): SQL injection vulnerabilities allow attackers to manipulate database queries, potentially exposing or modifying sensitive data.