VulnerabilityModified
CVE-2021-39249
Invision Community (aka IPS Community Suite or IP-Board) before 4.6.5.1 allows reflected XSS because the filenames of uploaded files become predictable through a brute-force attack against the PHP mt_rand function.
MEDIUM 6.1EPSS 0.77%
Does this matter?
Lower severity and a low EPSS score (0.77%). Track it; it rarely justifies an emergency change on its own.
Description
Invision Community (aka IPS Community Suite or IP-Board) before 4.6.5.1 allows reflected XSS because the filenames of uploaded files become predictable through a brute-force attack against the PHP mt_rand function.
- CVSS 3.1
- 6.1 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- EPSS
- 0.77% probability · 54th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-330
- Affected
- invisioncommunity/invision power board
- Source
- cve@mitre.org
References
- https://invisioncommunity.com/release-notes/4651-r102/Release Notes, Vendor Advisory
- https://ssd-disclosure.com/ssd-advisory-ip-board-stored-xss-to-rce-chain/Exploit, Third Party Advisory
- https://invisioncommunity.com/release-notes/4651-r102/Release Notes, Vendor Advisory
- https://ssd-disclosure.com/ssd-advisory-ip-board-stored-xss-to-rce-chain/Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.