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Fencer Intel
medium 5.3

CVE-2026-110904 json

ApostropheCMS: Page REST API authorization bypass

published 26d ago modified 20d ago also CVE-2026-113670 , GHSA-2j32-q6rx-h844 , EUVD-2026-101804

cvss
5.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 23%
public exploits
0
none known

Summary

ApostropheCMS before 4.33.0 allows authentication bypass for REST API page reading, as demonstrated by a /api/v1/@apostrophecms/page?all=1 call.

Patch / fix

  • npm apostrophe 4.33.0
  • apostrophecms ApostropheCMS 4.33.0

Is CVE-2026-110904 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
partial
Assessed
25d ago

Exploit prediction

0.30% chance of exploitation in the next 30 days, higher than 23% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • github.com https://github.com/apostrophecms/apostrophe/security/advisories/GHSA-2j32-q6rx-h844 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
GitHub 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected packages

ecosystem package affected fixed in
npm apostrophe
<4.33.0
4.33.0

Affected products

  • apostrophecms ApostropheCMS

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.