CVE-2023-33176

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited 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

0.47% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 38.6% of scored records. A rank, not a probability.

NVD base score

6.5 (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:L/I:L/A:N

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

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

2023-06-26 19:50Z3 YR AGO

Last updated

2024-11-12 15:18Z1 YR AGO

Reserved

2023-05-17

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

Medium (CVSS 4.8)

CNA CVSS vector

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

Weaknesses

• CWE-918Server-Side Request Forgery (SSRF)Base

Data version

5.1

Document digest

361b84e7c1f23720a6e80b6a2980c75292df420113f97a1383c787293fbb2159

• github.comhttps://github.com/bigbluebutton/bigbluebutton/security/advisories/GHSA-3q22-hph2-cff7x_refsource_CONFIRM
• github.comhttps://github.com/bigbluebutton/bigbluebutton/pull/18045x_refsource_MISC
• github.comhttps://github.com/bigbluebutton/bigbluebutton/pull/18052x_refsource_MISC
• github.comhttps://github.com/bigbluebutton/bigbluebutton/commit/43394dade595d0707384e4878357901537352415x_refsource_MISC
• github.comhttps://github.com/bigbluebutton/bigbluebutton/commit/b18aff32e65a47f1eb2c800e86dcfc7a8fb05e71x_refsource_MISC