HOMEVULNERABILITIESCVE-2026-5665
HIGH

CVE-2026-5665

CWE-74Published: April 6, 2026· Updated: Apr 7, 2026

7.3
CVSS v3.1
EPSS:0.03%probability of exploitation in 30 daysPercentile:8.5th

Official Description

A security vulnerability has been detected in code-projects Online FIR System 1.0. Affected by this vulnerability is an unknown functionality of the file /Login/checklogin.php of the component Login. The manipulation of the argument email/password leads to sql injection. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used.

NVD Source

Technical Analysis

CVE-2026-5665 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
ConfidentialityLow
IntegrityLow
AvailabilityLow
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Affected Vendors & Products

Mentioned vendors (from description):
PHP
CPE data not yet available in NVD for this CVE.

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.

All References (5)

→
https://code-projects.org/
→
https://github.com/ahmadmarz10-hub/CVEsMarz/blob/main/SQL%20Injection%20in%20Online%20FIR%20System%20PHP%20email%20Parameter.md
→
https://vuldb.com/submit/786310
→
https://vuldb.com/vuln/355488
→
https://vuldb.com/vuln/355488/cti

Quick Facts

CVE IDCVE-2026-5665
CVSS Score7.3 / 10
SeverityHIGH
WeaknessCWE-74
CISA KEVNo
EPSS (30d)0.03%
PublishedApr 6, 2026

Related CVEs (CWE-74)

CVE-2026-4204
9.8
CVE-2026-4197
9.8
CVE-2026-4207
9.8
CVE-2026-4209
9.8
CVE-2026-4203
9.8
CVE-2026-3818
9.8

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2026-5665 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.COM. CVE data is provided under the NVD usage policy.
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