CVE-2024-5840
CVE-2024-5840 Vulnerability Analysis & Exploit Intelligence
Policy bypass in CORS in Google Chrome prior to 126.0.6478.54 allowed a remote attacker to bypass discretionary access control via a crafted HTML page. (Chromium security severity: Medium)
Published Updated Sources: cvelistV5, Chrome
Triage
Is it exploited, how likely is exploitation, what does it touch, and how severe do the scoring sources call it.
Exploitation
Unreported
no source claims exploitation
EPSS
0%
chance of exploitation in 30 days
CVSS base
6.5
MEDIUM
CISA SSVC assessment
Three decision points CISA publishes for the CVEs it assesses · SSVC 2.0.3. A stakeholder decision, not a severity score.
Exploitation
None
none · proof-of-concept · active
Automatable
No
can an attacker script all four kill-chain steps
Technical impact
Total
partial · total control of the vulnerable component
Affected scope
The catalog records vendors and products as separate lists, not pairs, so which product belongs to which vendor is not something this page can say.
Vendors (2)
Products (2)
Every base score collected
Sources score independently and disagree; each row says who scored it and under which version.
| Score | Version | Severity | Expl. | Impact | Source |
|---|---|---|---|---|---|
| 6.5 | CVSS 3.1 | MEDIUM | — | — | cvelistV5 |
Weakness & attack patterns
- CWE-284
Attack patterns reported against this CVE. The ATT&CK techniques below are inferred from its weakness class.
- T1027.009Obfuscated Files or Information: Embedded Payloads
- T1546.004Event Triggered Execution: .bash_profile and .bashrc
- T1546.016Event Triggered Execution: Installer Packages
References
4 on the record
- chromereleases.googleblog.com/2024/06/stable-channel-update-for-desktop.html
reference
- issues.chromium.org/issues/41492103
reference
- lists.fedoraproject.org/archives/list/[email protected]/message/7VXA32LXMNK3DSK3JBRLTBPFUH7LTODU/
reference
- lists.fedoraproject.org/archives/list/[email protected]/message/MPU7AB53QQVNTBPGRMJRY5SXJNYWW3FX/
reference
Elsewhere on this site
- googleevery CVE for this vendor
- fedoraprojectevery CVE for this vendor
- CWE-284other pages naming this weakness
Not in any source we poll
Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.
- No confirmed IOCs, IP addresses, domains, file hashes, or malware artifacts supplied.
- No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
- No exploit packet captures, log samples, or incident case IDs supplied.