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CVE-2026-33877

ApostropheCMS is an open-source Node.js content management system. Versions 4.28.0 and prior contain a timing side-channel vulnerability in the password reset endpoint (/api/v1/@apostrophecms/login/reset-request) that allows unauthenticated username and email enumeration. When a user is not found, the handler returns after a fixed 2-second artificial delay, but when a valid user is found, it performs a MongoDB update and SMTP email send with no equivalent delay normalization, producing measurabl
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:261cc95eb33ca17a503a36281a44baef766ce3f3bde31ce1fb725bb81f9f1cf4
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"apostrophe","vendor":"apostrophecms","versions":[{"status":"affected","version":"< 4.29.0"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:796f1a3df8df0e70a73da24c6db59ec533f6d51307cb4ba18680e9d6d55af86e · sha256:9cdcd7cdf10cc71d… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":3.7,"baseSeverity":"LOW","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:796f1a3df8df0e70a73da24c6db59ec533f6d51307cb4ba18680e9d6d55af86e · sha256:9cdcd7cdf10cc71d… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-208","description":"CWE-208: Observable Timing Discrepancy","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:796f1a3df8df0e70a73da24c6db59ec533f6d51307cb4ba18680e9d6d55af86e · sha256:9cdcd7cdf10cc71d… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"name":"https://github.com/apostrophecms/apostrophe/commit/e266cffd8c0d331a9b05c92bf11616556efcdc77","tags":["x_refsource_MISC"],"url":"https://github.com/apostrophecms/apostrophe/commit/e266cffd8c0d331a9b05c92bf11616556efcdc77"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:796f1a3df8df0e70a73da24c6db59ec533f6d51307cb4ba18680e9d6d55af86e · sha256:9cdcd7cdf10cc71d… · /containers/cna/references/1
{"name":"https://github.com/apostrophecms/apostrophe/security/advisories/GHSA-mj7r-x3h3-7rmr","tags":["x_refsource_CONFIRM"],"url":"https://github.com/apostrophecms/apostrophe/security/advisories/GHSA-mj7r-x3h3-7rmr"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:796f1a3df8df0e70a73da24c6db59ec533f6d51307cb4ba18680e9d6d55af86e · sha256:9cdcd7cdf10cc71d… · /containers/cna/references/0
{"tags":["exploit"],"url":"https://github.com/apostrophecms/apostrophe/security/advisories/GHSA-mj7r-x3h3-7rmr"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:796f1a3df8df0e70a73da24c6db59ec533f6d51307cb4ba18680e9d6d55af86e · sha256:9cdcd7cdf10cc71d… · /containers/adp/0/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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