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CVE-2024-37383VulnerabilityPublished Updated

CVE-2024-37383: Roundcube Webmail · n/a

Affects Roundcube WebmailSource CVE Database V5

0

Exploited in the wild · KEV due 14 Nov 2024 · public exploit available (Exploit-DB) · 73% EPSS : upgrade to 1.6.7 or 1.5.7 now.

Data as of 25 Oct 2026, 19:02 UTC

CVSS 3.1 base score
6.1Medium
How severe the flaw is on the 0–10 CVSS scale.
KEV deadline
 US federal agencies must patch by this date; a sensible deadline for everyone else.
EPSS
73.9% chance of exploitation in 30 days – higher than 99% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 1.6.7, 1.5.7
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Exploitation evidence

t = 0 is the CVE’s publication on cve.org

  1. Disclosed: evidence found.

    CVE published 7 Jun 2024

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Exploited in the wild: evidence found.

    Listed in CISA KEV 139 days after disclosure

  4. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

Timeline

  1. CVE published

    on cve.org

    , t = 0

  2. , 139 days after disclosure

  3. KEV remediation due

    US federal deadline

    , 160 days after disclosure

  4. First Exploit-DB entry (opens in a new tab)

    Roundcube Webmail 1.6.6 - Stored Cross Site Scripting (XSS)

    , 308 days after disclosure

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CISA KEV (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-25.

What to do

Upgrade roundcube/roundcubemail to 1.6.7 or 1.5.7.

Affected software

ProductAffectedFixed in
GitHubroundcube/roundcubemailpkg:github/roundcube/roundcubemailOther threatsAffected
  • <1.5.7
  • >=1.6.0 <1.6.7
Fixed in
  • 1.5.7
  • 1.6.7

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

Description

Roundcube Webmail before 1.5.7 and 1.6.x before 1.6.7 allows XSS via SVG animate attributes.

References

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