HOMEVULNERABILITIESCVE-2026-1734
MEDIUM

CVE-2026-1734

CWE-862Published: February 2, 2026· Updated: Jun 17, 2026

5.3
CVSS v3.1

Official Description

A security flaw has been discovered in Zhong Bang CRMEB up to 5.6.3. This vulnerability affects unknown code of the file crmeb/app/api/controller/v1/CrontabController.php of the component crontab Endpoint. The manipulation results in missing authorization. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

NVD Source

Technical Analysis

CVE-2026-1734 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.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityNone
IntegrityLow
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Affected Vendors & Products

crmeb1 product(s)
crmeb
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

ADVISORYhttps://github.com/foeCat/CVE/blob/main/CRMEB/crontab_unauthorized_access.md
ADVISORYhttps://vuldb.com/?id.343633
ADVISORYhttps://vuldb.com/?submit.736619

All References (5)

→
https://github.com/foeCat/CVE/blob/main/CRMEB/crontab_unauthorized_access.mdExploit · Mitigation · Vendor Advisory
→
https://github.com/foeCat/CVE/blob/main/CRMEB/crontab_unauthorized_access.md#proof-of-conceptExploit
→
https://vuldb.com/?ctiid.343633Permissions Required · VDB Entry
→
https://vuldb.com/?id.343633Third Party Advisory · VDB Entry
→
https://vuldb.com/?submit.736619Third Party Advisory · VDB Entry

Quick Facts

CVE IDCVE-2026-1734
CVSS Score5.3 / 10
SeverityMEDIUM
WeaknessCWE-862
CISA KEVNo
Affected1 vendor(s)
PublishedFeb 2, 2026

Related CVEs (CWE-862)

CVE-2024-6071
10.0
CVE-2024-2086
10.0
CVE-2024-33566
10.0
CVE-2026-0092
10.0
CVE-2024-52416
10.0
CVE-2026-34976
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2026-1734 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.
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