CVE-2022-246826.1MediumCWE-116

CVE-2022-24682: Zimbra Collaboration Suite < 8.8.15 - Improper Encoding

Synacor · Zimbra Collaborate Suite (ZCS)

Fixed in 8.8.15 · Affected: Synacor Zimbra Collaborate Suite (ZCS) before 8.8.15 · Exploitation: in CISA KEV since 25 Feb 2022

Known ransomware use

Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.

ExploitationIn CISA KEV

In CISA KEVCISA KEV catalogue25 Feb 2022
Exploited (reported): not seen
Scanning observed: not seen
Proof of concept public: not seen
Not established: not seen

30.9%probability of exploitation in the next 30 days

98th percentile

050100

Higher than 98% of scored CVEs

6.1MediumCVSS 3.1

LowMediumHighCrit.

DescriptionCVE.org

An issue was discovered in the Calendar feature in Zimbra Collaboration Suite 8.8.x before 8.8.15 patch 30 (update 1), as exploited in the wild starting in December 2021. An attacker could place HTML containing executable JavaScript inside element attributes. This markup becomes unescaped, causing arbitrary markup to be injected into the document.

On the Atlas

Every published CVE is on the CyberSIXT Atlas, grouped by weakness, vendor and month.

Open the Atlas

Exploitation: Exploited in the wild. Listed in the CISA Known Exploited Vulnerabilities catalogue.
CISA KEV: Listed since 25 Feb 2022 · known ransomware use · catalogue entry
Public check: Zimbra Collaboration Suite < 8.8.15 - Improper Encoding · nuclei template in projectdiscovery/nuclei-templates
Weakness: Improper Encoding or Escaping of Output · Injection and Smuggling
Vendor: Synacor
Published: February 2022
Band: Exploited in the wild, February 2022

What changed

5 Nov
CISA’s KEV entry now notes known ransomware use CISA
25 Feb 2022
CISA added it to the KEV catalogue CISA

CoverageNo articles yet

No CyberSIXT article names CVE-2022-24682 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.