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Vulnerabilities

Vulnerability · CVE-2025-49028

Cross-Site Request Forgery (CSRF) vulnerability in Zoho Mail Zoho ZeptoMail transmail allows Stored XSS.This issue affects Zoho ZeptoMail: from n/a through <= 3.3.1.

Published Dec 31, 2025 · catalog updated Apr 28, 2026 · Zoho Mail Zoho ZeptoMail

Last checked Oct 30, 2026. A connected source was read within the last 7 days.

Check this week

CVE-2025-49028 is not in CISA KEV. FIRST estimates a 11.00% chance of exploitation in the next 30 days. Check whether you run Zoho Mail Zoho ZeptoMail.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.1
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
11.00%
Remediation
Advisory link
Affected products
vendor Zoho Mail Zoho ZeptoMail 0 ≤3.3.1

Cross-Site Request Forgery (CSRF) vulnerability in Zoho Mail Zoho ZeptoMail transmail allows Stored XSS.This issue affects Zoho ZeptoMail: from n/a through <= 3.3.1.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Zoho Mail Zoho ZeptoMail 0 ≤3.3.10 ≤3.3.1

How to fix CVE-2025-49028

  • No stored fix

    No vendor fix text is stored. Use the linked advisory before you change production.

  • Version check

    Seen in 0 ≤3.3.1

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2025-49028 is not in CISA KEV. FIRST estimates a 11.00% chance of exploitation in the next 30 days. Check whether you run Zoho Mail Zoho ZeptoMail.

Which versions are affected?

Compare what you have installed with Zoho Mail Zoho ZeptoMail 0 ≤3.3.1 0 ≤3.3.1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 11.00%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Dec 31, 2025 · EUVD

    Detected

    Cross-Site Request Forgery (CSRF) vulnerability in Zoho Mail Zoho ZeptoMail transmail allows Stored XSS.This issue affects Zoho ZeptoMail: from n/a through <= 3.3.1.

  2. Apr 28, 2026 · EUVD

    Updated

    Cross-Site Request Forgery (CSRF) vulnerability in Zoho Mail Zoho ZeptoMail transmail allows Stored XSS.This issue affects Zoho ZeptoMail: from n/a through <= 3.3.1.

Sources

  • EUVDVulnerability recordEUVD-2025-205911

    Cross-Site Request Forgery (CSRF) vulnerability in Zoho Mail Zoho ZeptoMail transmail allows Stored XSS.This issue affects Zoho ZeptoMail: from n/a through <= 3.3.1.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Apr 28, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • EUVDOct 30, 2026