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No exploitation reportedFix available

CVE-2021-1363

No exploitation reported by the sources we read.

  • Published2021-05-06
  • Fixed in12.5\(1\)su4 · 11.5\(1\)su9
  • WeaknessCWE-89

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 the web-based management interface of Cisco Unified Communications Manager IM & Presence Service could allow an authenticated, remote attacker to conduct SQL injection attacks on an affected system. These vulnerabilities are due to improper validation of user-submitted parameters. An attacker could exploit these vulnerabilities by authenticating to the application and sending malicious requests to an affected system. A successful exploit could allow the attacker to obtain data or modify data that is stored in the underlying database.

Timeline

dates in UTC
  1. 2021-05-0613:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 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-2021-1363?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2021-1363?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Cisco unified communications manager im and presence service
BranchAffectedFixed in
12.x≥ 12.0, < 12.5\(1\)su412.5\(1\)su4
11.5≥ 10.5, < 11.5\(1\)su911.5\(1\)su9

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

Fix

  1. Update Cisco unified communications manager im and presence service to 12.5\(1\)su4 · 11.5\(1\)su9

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 decisionnone2024-11-08
  • OpenCVESSVC decisionnone—
  • CNACVSS 3.17.1read 2026-10-23
  • NVDCVSS 3.18.1read 2026-10-23
  • NVDCVSS 2.05.5read 2026-10-23
  • CNAweakness (CWE)CWE-89read 2026-10-23
  • FIRST EPSSEPSS score1.1 %2026-10-23

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Published
2021-05-06
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2021-1363?

Multiple vulnerabilities in the web-based management interface of Cisco Unified Communications Manager IM &amp; Presence Service could allow an authenticated, remote attacker to conduct SQL injection attacks on an affected system. These vulnerabilities are due to improper validation of user-submitted parameters. An attacker could exploit these vulnerabilities by authenticating to the application and sending malicious requests to an affected system. A successful exploit could allow the attacker to obtain data or modify data that is stored in the underlying database.

Is CVE-2021-1363 actively exploited?

Active exploitation of CVE-2021-1363 has not been confirmed. Its EPSS score was 1.1% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-1363?

CVE-2021-1363 has a CVSS v3 base score of 8.1 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.

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