CVE-2022-27926

Exploitation

Exploited in the wild. Listed in the CISA Known Exploited Vulnerabilities catalog on 2023-04-03. Federal remediation due 2023-04-24.

SSVC decision

• ExploitationactiveCISA reports credible evidence of active exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

17.63% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 96.9% of scored records. A rank, not a probability.

NVD base score

6.1 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

NVD analysis status

Analyzed. NVD last modified this record on 2026-06-17.

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.

Published

2022-04-20 23:23Z4 YR AGO

Last updated

2025-10-21 23:15Z10 MO AGO

Reserved

2022-03-25

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Medium (CVSS 6.1)

CNA CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Weaknesses

• CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base

Data version

5.1

Document digest

9dd841ffdd89ceacfda859c9adcbb509b13307c4d7295290c7c635dbd251b632

• wiki.zimbra.comhttps://wiki.zimbra.com/wiki/Zimbra_Security_Advisoriesx_refsource_MISC
• wiki.zimbra.comhttps://wiki.zimbra.com/wiki/Security_Centerx_refsource_MISC
• wiki.zimbra.comhttps://wiki.zimbra.com/wiki/Zimbra_Releases/9.0.0/P24x_refsource_MISC
• www.cisa.govhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-27926government-resource