CVE-2026-116779

Exploitation

Exploited in the wild. Listed in the CISA Known Exploited Vulnerabilities catalog on 2026-11-09. Federal remediation due 2026-11-12.

SSVC decision

• ExploitationactiveCISA reports credible evidence of active exploitation.
• AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
• Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

1.29% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 70.5% of scored records. A rank, not a probability.

NVD base score

9.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD analysis status

Analyzed. NVD last modified this record on 2026-11-10.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2026-11-05 19:30Z4 DAYS AGO

Last updated

2026-11-10 04:55Z11 HR AGO

Reserved

2026-10-26

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

Critical (CVSS 9.8)

CNA CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

• CWE-77Improper Neutralization of Special Elements used in a CommandClass
• CWE-78Improper Neutralization of Special Elements used in an OS CommandBase
• CWE-749Exposed Dangerous Method or FunctionBase

Data version

5.2

Document digest

49796b9c4c6ebf43d8b6a0ded8145a47a55d6c5c9b4449fa7ce78247cc4e4351

• github.comhttps://github.com/signalwire/freeswitch/security/advisories/GHSA-mg63-h38w-8p9px_refsource_CONFIRM
• github.comhttps://github.com/signalwire/freeswitch/pull/3135x_refsource_MISC
• github.comhttps://github.com/signalwire/freeswitch/commit/7015f6a73ab3d67fed5fbfc277ecfb88a74c2a86x_refsource_MISC
• github.comhttps://github.com/signalwire/freeswitch/releases/tag/v1.11.3x_refsource_MISC
• www.cisa.govhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-116779government-resource