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CVE-2026-4297

The Welcome Software Publishing plugin for WordPress is vulnerable to Arbitrary Options Update in all versions up to and including 0.0.31. This is due to a missing capability check in the nc_setOption() function, which is exposed via the nc.setOption XML-RPC method. The function authenticates the user via $wp_xmlrpc_server->login() (verifying credentials are valid) but does not perform any authorization check such as current_user_can('manage_options'). This makes it possible for authenticated at
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:2b8802dde758135c52deb691d617f4c0717a5c5aa3da69b97875233c5f642b4c
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","product":"Welcome Software Publishing","vendor":"newscred","versions":[{"lessThanOrEqual":"0.0.31","status":"affected","version":"0","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:bf5bf18335de61c1cf1773f0b772145758e6acd686df2617bd77fa9e68c84a6c · sha256:b8bd099cc4621da8… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":8.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/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:bf5bf18335de61c1cf1773f0b772145758e6acd686df2617bd77fa9e68c84a6c · sha256:b8bd099cc4621da8… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-862","description":"CWE-862 Missing Authorization","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:bf5bf18335de61c1cf1773f0b772145758e6acd686df2617bd77fa9e68c84a6c · sha256:b8bd099cc4621da8… · /containers/cna/problemTypes/0/descriptions/0

Source references

9 source assertions
{"url":"https://plugins.trac.wordpress.org/browser/newscred-publishing/tags/0.0.31/newscred.php#L264"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:bf5bf18335de61c1cf1773f0b772145758e6acd686df2617bd77fa9e68c84a6c · sha256:b8bd099cc4621da8… · /containers/cna/references/4
{"url":"https://plugins.trac.wordpress.org/browser/newscred-publishing/tags/0.0.31/newscred.php#L265"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:bf5bf18335de61c1cf1773f0b772145758e6acd686df2617bd77fa9e68c84a6c · sha256:b8bd099cc4621da8… · /containers/cna/references/6
{"url":"https://plugins.trac.wordpress.org/browser/newscred-publishing/tags/0.0.31/newscred.php#L272"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:bf5bf18335de61c1cf1773f0b772145758e6acd686df2617bd77fa9e68c84a6c · sha256:b8bd099cc4621da8… · /containers/cna/references/2
{"url":"https://plugins.trac.wordpress.org/browser/newscred-publishing/tags/0.0.31/newscred.php#L44"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:bf5bf18335de61c1cf1773f0b772145758e6acd686df2617bd77fa9e68c84a6c · sha256:b8bd099cc4621da8… · /containers/cna/references/8
{"url":"https://plugins.trac.wordpress.org/browser/newscred-publishing/trunk/newscred.php#L264"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:bf5bf18335de61c1cf1773f0b772145758e6acd686df2617bd77fa9e68c84a6c · sha256:b8bd099cc4621da8… · /containers/cna/references/3
{"url":"https://plugins.trac.wordpress.org/browser/newscred-publishing/trunk/newscred.php#L265"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:bf5bf18335de61c1cf1773f0b772145758e6acd686df2617bd77fa9e68c84a6c · sha256:b8bd099cc4621da8… · /containers/cna/references/5
{"url":"https://plugins.trac.wordpress.org/browser/newscred-publishing/trunk/newscred.php#L272"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:bf5bf18335de61c1cf1773f0b772145758e6acd686df2617bd77fa9e68c84a6c · sha256:b8bd099cc4621da8… · /containers/cna/references/1
{"url":"https://plugins.trac.wordpress.org/browser/newscred-publishing/trunk/newscred.php#L44"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:bf5bf18335de61c1cf1773f0b772145758e6acd686df2617bd77fa9e68c84a6c · sha256:b8bd099cc4621da8… · /containers/cna/references/7
{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/47e53fd3-4e3f-433a-8e70-3a58c864184a?source=cve"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:bf5bf18335de61c1cf1773f0b772145758e6acd686df2617bd77fa9e68c84a6c · sha256:b8bd099cc4621da8… · /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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