CVE-2023-25160

mediumpriority · track · 21EPSS 0.005 · 40 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.46% (40th) EPSS

CVSS 5.3 · medium

Is it mine?

8 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-27

Nextcloud Mail is an email app for the Nextcloud home server platform. Prior to versions 2.2.1, 1.14.5, 1.12.9, and 1.11.8, an attacker can access the mail box by ID getting the subjects and the first characters of the emails. Users should upgrade to Mail 2.2.1 for Nextcloud 25, Mail 1.14.5 for Nextcloud 22-24, Mail 1.12.9 for Nextcloud 21, or Mail 1.11.8 for Nextcloud 20 to receive a patch. No known workarounds are available.

cvss

Technical severity, 0–10. One row per scoring source.

5.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.15.3mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 1.4

v3.14.1mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:Nsecondary · ENISA EU

v3.14.1mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:Nsecondary · security-advisories@github.comexploitability 2.3 · impact 1.4

v3.14.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-639USprimary

affected products (8)

Products and version ranges known to be affected.

nextcloud security-advisories≤ < 1.11.8enisa_euvdEU
nextcloud security-advisories1.12.0, → 1.12.9enisa_euvdEU
nextcloud security-advisories1.13.0, → 1.14.5enisa_euvdEU
nextcloud security-advisories2.0.0, → 2.2.1enisa_euvdEU
nextcloud mail< 1.11.8nvdUScpe:2.3:a:nextcloud:mail:*:*:*:*:*:*:*:*
nextcloud mail1.12.0 → 1.12.9nvdUScpe:2.3:a:nextcloud:mail:*:*:*:*:*:*:*:*
nextcloud mail1.13.0 → 1.14.5nvdUScpe:2.3:a:nextcloud:mail:*:*:*:*:*:*:*:*
nextcloud mail2.0.0 → 2.2.1nvdUScpe:2.3:a:nextcloud:mail:*:*:*:*:*:*:*:*

also known as (2)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2023-02-13modified 2026-06-17

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+3337 more

references (10)

External citations — patches, advisories, analysis.

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