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Fencer Intel
medium 5.3

CVE-2026-77172 json

App passwords were allowed to bypass password confirmation on sensitive endpoints.

published 15d ago modified 7d ago also EUVD-2026-111131

cvss
5.3
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 22%
public exploits
0
none known

Summary

App passwords were allowed to bypass password confirmation on sensitive endpoints.

Patch / fix

  • nextcloud server 32.0.12, 33.0.6, 34.0.1
  • nextcloud nextcloud_server 32.0.12, 33.0.6, 34.0.1
  • nextcloud nextcloud 32.0.12, 33.0.6, 34.0.1

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-77172 updated cvss 5.3

nextcloud: Nextcloud Server: Password confirmation bypass via application passwords

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
7d ago

Exploit prediction

0.29% chance of exploitation in the next 30 days, higher than 22% of all scored CVEs (FIRST EPSS, 2026-11-11).

CVSS scores

assigned by version score vector
CNA 3.0 5.3 CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N

Affected products

  • Nextcloud Server

Classification

Weakness
  • CWE-269 Improper Privilege Management

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.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.