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CVE-2026-31272

MRCMS 3.1.2 contains an access control vulnerability. The save() method in src/main/java/org/marker/mushroom/controller/UserController.java lacks proper authorization validation, enabling direct addition of super administrator accounts without authentication.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:61e68df2cf2a42c57a8b6612d68c5c41574e0ad0e89678f0833152964af2e8dc
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

{"description":"n/a","lang":"en","type":"text"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:51abc1017f1bd39a6232fb397d2072c1d104083173db2be8fa9e9e0025e93c3b · sha256:15407e9746ad3175… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-284","description":"CWE-284 Improper Access Control","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:51abc1017f1bd39a6232fb397d2072c1d104083173db2be8fa9e9e0025e93c3b · sha256:15407e9746ad3175… · /containers/adp/0/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:51abc1017f1bd39a6232fb397d2072c1d104083173db2be8fa9e9e0025e93c3b · sha256:15407e9746ad3175… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:51abc1017f1bd39a6232fb397d2072c1d104083173db2be8fa9e9e0025e93c3b · sha256:15407e9746ad3175… · /containers/adp/0/metrics/0/cvssV3_1

CWE assertions

2 source assertions
{"description":"n/a","lang":"en","type":"text"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:51abc1017f1bd39a6232fb397d2072c1d104083173db2be8fa9e9e0025e93c3b · sha256:15407e9746ad3175… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-284","description":"CWE-284 Improper Access Control","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:51abc1017f1bd39a6232fb397d2072c1d104083173db2be8fa9e9e0025e93c3b · sha256:15407e9746ad3175… · /containers/adp/0/problemTypes/0/descriptions/0

Source references

1 source assertion
{"url":"https://github.com/clockw1se0v0/Vul/blob/main/MRCMS/Unauthorized.md"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:51abc1017f1bd39a6232fb397d2072c1d104083173db2be8fa9e9e0025e93c3b · sha256:15407e9746ad3175… · /containers/cna/references/0

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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