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01 Record

CVE-2026-11860

Insecure Deserialisation via Plaintext HTTP leading to Remote Code Execution in Quick.CMS

HighPUBLISHEDCNA: CERT-PL
CNA base score7.5 CVSS v4.0CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L

02 Description

Insecure Deserialisation via Plaintext HTTP leading to Remote Code Execution in Quick.CMS

03 Exploitation and scoring

Exploitation
Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
SSVC decision
  • ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
  • AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
  • Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.23% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 14.3% of scored records. A rank, not a probability.
NVD base score
7.5 (CVSS v4.0), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
NVD analysis status
Deferred. NVD last modified this record on 2026-07-24.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2026-06-15 09:57Z4 MO AGO
Last updated
2026-06-15 10:46Z4 MO AGO
Reserved
2026-06-10
Assigning CNA
CERT-PL
Record state
PUBLISHED
Severity
High (CVSS 7.5)
CNA CVSS vector
CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L
Weaknesses
  • CWE-94Improper Control of Generation of Code ('Code Injection')Base
  • CWE-502Deserialization of Untrusted DataBase
Data version
5.2
Document digest
723c49c5e4ef72ba2ecb61444798d60d0537c5933fd7248d85c27fd5d7eddd72

05 Affected products

VendorProductVersionsPlatforms
OpenSolutionQuick.CMS0 to 6.8—

06 References