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No exploitation reported

CVE-2020-27132

No exploitation reported by the sources we read.

  • Published2020-12-11
  • WeaknessCWE-201 · CWE-269

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Multiple vulnerabilities in Cisco Jabber for Windows, Jabber for MacOS, and Jabber for mobile platforms could allow an attacker to execute arbitrary programs on the underlying operating system (OS) with elevated privileges or gain access to sensitive information. For more information about these vulnerabilities, see the Details section of this advisory.

Timeline

dates in UTC
  1. 2020-12-1117:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2020-27132?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2020-27132?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Cisco jabber
BranchAffectedFixed in
12.9= 12.9\(0\)no fix published
12.9= 12.9\(1\)no fix published
12.9= 12.9\(2\)no fix published
12.9= 12.9\(3\)no fix published
Cisco jabber for mobile platforms
BranchAffectedFixed in
12.9= 12.9\(0\)no fix published
12.9= 12.9\(1\)no fix published
12.9= 12.9\(2\)no fix published
12.9= 12.9\(3\)no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub

Sources

  • CISA-ADPSSVC decisionnone2024-11-13
  • OpenCVESSVC decisionnone—
  • CNACVSS 3.19.9read 2026-10-23
  • NVDCVSS 3.19.9read 2026-10-23
  • NVDCVSS 2.09read 2026-10-23
  • CNAweakness (CWE)CWE-201read 2026-10-23
  • NVDweakness (CWE)CWE-269read 2026-10-23
  • FIRST EPSSEPSS score1.4 %2026-10-22

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Published
2020-12-11
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2020-27132?

Multiple vulnerabilities in Cisco Jabber for Windows, Jabber for MacOS, and Jabber for mobile platforms could allow an attacker to execute arbitrary programs on the underlying operating system (OS) with elevated privileges or gain access to sensitive information. For more information about these vulnerabilities, see the Details section of this advisory.

Is CVE-2020-27132 actively exploited?

Active exploitation of CVE-2020-27132 has not been confirmed. Its EPSS score was 1.4% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-27132?

CVE-2020-27132 has a CVSS v3 base score of 9.9 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H.

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