01 Record
CVE-2026-73575
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
LowPUBLISHEDCNA: mitre
CNA base score3.1 CVSS v3.xCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N
02 Description
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
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.15% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 4.4% of scored records. A rank, not a probability.
- NVD base score
- 3.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
- NVD analysis status
- Analyzed. NVD last modified this record on 2026-08-28.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-08-13 15:24Z2 MO AGO
- Last updated
- 2026-08-13 15:58Z2 MO AGO
- Reserved
- 2026-08-12
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Low (CVSS 3.1)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N
- Weaknesses
- CWE-352Cross-Site Request Forgery (CSRF)Compound
- Data version
- 5.2
- Document digest
- 93094c903c78adc9d92c175c4d99940d26b8bdc007325a226dd5dcb9c401f489
05 Affected products
VendorProductVersionsPlatforms
06 References
- wiki.zimbra.comhttps://wiki.zimbra.com/wiki/Zimbra_Security_Advisories
- wiki.zimbra.comhttps://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy