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Vulnerabilities

Security incident · CVE-2025-54542

QuickCMS sends password and login via GET Request.

Published Aug 28, 2025 · catalog updated Oct 18, 2026 · OpenSolution QuickCMS

Last checked Oct 23, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-54542. EPSS is 0.14%. Act only if a listed version of OpenSolution QuickCMS is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium6.9
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.14%
Remediation
Advisory link
Affected products
cpe opensolution/quick.cms · vendor OpenSolution QuickCMS 6.8

QuickCMS sends password and login via GET Request. This allows a local attacker with access to the victim's browser history to obtain the necessary credentials to log in as the user. The vendor was notified early about this vulnerability, but didn't respond with the details of vulnerability or vulnerable version range. Only version 6.8 was tested and confirmed as vulnerable, other versions were not tested and might also be vulnerable.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe opensolution/quick.cms6.8
  • vendor OpenSolution QuickCMS 6.86.8

How to fix CVE-2025-54542

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-54542. EPSS is 0.14%. Act only if a listed version of OpenSolution QuickCMS is installed.

Which versions are affected?

Compare what you have installed with OpenSolution QuickCMS 6.8 6.8. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-598. EPSS 0.14%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Aug 28, 2025 · NIST NVD

    Detected

    QuickCMS sends password and login via GET Request. This allows a local attacker with access to the victim's browser history to obtain the necessary credentials to log in as the user. The vendor was notified early about this vulnerability, but didn't respond with the details of vulnerability or vulnerable version range. Only version 6.8 was tested and confirmed as vulnerable, other versions were no

  2. Oct 18, 2026 · NIST NVD

    Updated

    QuickCMS sends password and login via GET Request. This allows a local attacker with access to the victim's browser history to obtain the necessary credentials to log in as the user. The vendor was notified early about this vulnerability, but didn't respond with the details of vulnerability or vulnerable version range. Only version 6.8 was tested and confirmed as vulnerable, other versions were no

Sources

  • CVE.orgVulnerability recordCVE-2025-54542

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-54542

    30-day exploitation probability 0.14%

    first.org
  • EUVDVulnerability recordEUVD-2025-26071

    QuickCMS sends password and login via GET Request. This allows a local attacker with access to the victim's browser history to obtain the necessary credentials to log in as the user. The vendor was notified early about this vulnerability, but didn't respond with the details of vu

    euvd.enisa.europa.eu
  • NIST NVDVulnerability recordCVE-2025-54542

    QuickCMS sends password and login via GET Request. This allows a local attacker with access to the victim's browser history to obtain the necessary credentials to log in as the user. The vendor was notified early about this vulnerability, but didn't respond with the details of v

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 23, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 23, 2026
  • EUVDOct 22, 2026
  • CVE.orgOct 21, 2026
  • NIST NVDOct 18, 2026