Skip to main content
VulnerabilityPublished Updated

CVE-2024-28405: semcms · Improper Access Control

Affects semcmsSource CVE Database V5

0

Not known to be exploited · CVSS 7.2 High.

Data as of 26 Oct 2026, 12:54 UTC

CVSS 3.1 base score
7.2High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.8% chance of exploitation in 30 days – higher than 56% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 29 Mar 2024

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
GitHubturabiaslan/semcmspkg:github/turabiaslan/semcmsOther threatsAffected
  • =4.8
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

  1. Immediately review and restrict access to SEMCMS admin interfaces to trusted personnel only, preferably behind VPNs or internal networks.
  2. Implement strict network segmentation and firewall rules to limit exposure of SEMCMS admin pages.
  3. Monitor logs for unusual access patterns or privilege escalations related to SEMCMS_Funtion.php or admin page accesses.
  4. If possible, apply custom patches or configuration changes to ensure authentication checks occur before any installation or execution of critical scripts like SEMCMS_Funtion.php.
  5. Engage with SEMCMS vendors or community to obtain official patches or updates addressing this vulnerability.
  6. Conduct regular security audits and penetration testing focusing on access control mechanisms within SEMCMS.
  7. Educate administrators and users about the risks of privilege escalation and enforce the principle of least privilege.
  8. Consider deploying web application firewalls (WAF) with rules to detect and block attempts to exploit this vulnerability.
  9. Maintain up-to-date backups to enable recovery in case of compromise. These steps go beyond generic advice by focusing on access control enforcement, monitoring, and network-level protections specific to SEMCMS deployments.

Description

SEMCMS 4.8 is vulnerable to Incorrect Access Control. The code installs SEMCMS_Funtion.php before checking if the admin is a valid user in the admin page because authentication function is called from there, users gain admin privileges.

References

Community reviews

Loading reviews…