CVE-2026-73575

lowpriority · track · 14EPSS 0.002 · 4 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.15% (4th) EPSS

CVSS 3.5 · low

Is it mine?

4 products

Check your exposure

Who says so?

3 sources

enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-27

In Zimbra Collaboration (ZCS) before 10.1.17, a Cross-Site Request Forgery (CSRF) vulnerability exists in the Exchange Web Services (EWS) endpoint of Zimbra Collaboration (ZCS) due to insufficient validation of request content types. An attacker can exploit this vulnerability by causing an authenticated user to submit a crafted request, potentially allowing unauthorized actions to be performed on behalf of the victim.

cvss

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

3.5

010

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

v3.13.5lowCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:Nprimary · NVD / NIST USexploitability 2.1 · impact 1.4

v3.13.1lowCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:Nsecondary · ENISA EU

v3.13.1lowCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:Nsecondary · cve@mitre.org USexploitability 1.6 · impact 1.4

v3.13.2lowCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/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-352USprimary

affected products (4)

Products and version ranges known to be affected.

Synacor Zimbra <10.1.17all versionscert_bundDE
Synacor Zimbra< 10.1.17cert_bundDE
Zimbra Collaboration0 → 10.1.17enisa_euvdEU
synacor zimbra collaboration suite< 10.1.17nvdUScpe:2.3:a:synacor:zimbra_collaboration_suite:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2026-1735Synacor Zimbra: Mehrere SchwachstellenDeutsch2026-05-28csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Synacor Zimbra ausnutzen, um Informationen offenzulegen, um einen Cross-Site Scripting Angriff durchzuführen, und um Sicherheitsvorkehrungen zu umgehen.

also known as (2)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

enisa_euvd cert_bund nvd NVD CVE.org MITRE

published 2026-08-13modified 2026-08-28

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+10356 more

references (4)

External citations — patches, advisories, analysis.

scry

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