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CVE-2026-11860

Quick.CMS deserializes user-controlled data received over plaintext HTTP without ensuring integrity or authenticity. This allows attackers to tamper with serialized payloads in transit and inject malicious objects. Because deserialization is performed without proper validation or class restrictions, crafted payloads can trigger dangerous magic methods (e.g., __wakeup() and __destruct()) and leverage gadget chains, resulting in arbitrary code execution. Exploitation is triggered automatically whe
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:14e8181d7019cd761983a0360fe25df83f4e20d14b0952e73c20763250cd0487
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"cweId":"CWE-94","description":"CWE-94 Improper Control of Generation of Code ('Code Injection')","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:f504adbab9cd68063f41680c8c29bb6675b0084ca20001c2350a7835c9426156 · sha256:723c49c5e4ef72ba… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-502","description":"CWE-502 Deserialization of Untrusted Data","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:f504adbab9cd68063f41680c8c29bb6675b0084ca20001c2350a7835c9426156 · sha256:723c49c5e4ef72ba… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","product":"Quick.CMS","vendor":"OpenSolution","versions":[{"lessThanOrEqual":"6.8","status":"affected","version":"0","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:f504adbab9cd68063f41680c8c29bb6675b0084ca20001c2350a7835c9426156 · sha256:723c49c5e4ef72ba… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"PRESENT","attackVector":"ADJACENT","baseScore":7.5,"baseSeverity":"HIGH","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"LOW","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"PASSIVE","valueDensity":"NOT_DEFINED","vectorString":"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","version":"4.0","vulnAvailabilityImpact":"HIGH","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":…
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:f504adbab9cd68063f41680c8c29bb6675b0084ca20001c2350a7835c9426156 · sha256:723c49c5e4ef72ba… · /containers/cna/metrics/0/cvssV4_0

CWE assertions

2 source assertions
{"cweId":"CWE-94","description":"CWE-94 Improper Control of Generation of Code ('Code Injection')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:f504adbab9cd68063f41680c8c29bb6675b0084ca20001c2350a7835c9426156 · sha256:723c49c5e4ef72ba… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-502","description":"CWE-502 Deserialization of Untrusted Data","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:f504adbab9cd68063f41680c8c29bb6675b0084ca20001c2350a7835c9426156 · sha256:723c49c5e4ef72ba… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"tags":["third-party-advisory"],"url":"https://cert.pl/posts/2026/06/CVE-2026-11860/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:f504adbab9cd68063f41680c8c29bb6675b0084ca20001c2350a7835c9426156 · sha256:723c49c5e4ef72ba… · /containers/cna/references/0
{"tags":["product"],"url":"https://opensolution.org/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:f504adbab9cd68063f41680c8c29bb6675b0084ca20001c2350a7835c9426156 · sha256:723c49c5e4ef72ba… · /containers/cna/references/1

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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