Medium severity · published Oct 13, 2026
CVE-2026-108943
ModelTC LightX2V Tokenizer cosmos3_runner.py AutoTokenizer.from_pretrained code injection
5.3
CVSS
0.2%
EPSS
No
On KEV
Description
A weakness has been identified in ModelTC LightX2V up to 0.5.0. Affected is the function AutoTokenizer.from_pretrained of the file lightx2v/models/runners/cosmos3/cosmos3_runner.py of the component Tokenizer. This manipulation of the argument auto_map causes code injection. The attack is restricted to local execution. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 8% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
LightX2V · ModelTC
0.1; 0.2; 0.3; 0.4; 0.5.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-108943
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-108943
vdb-entry
https://vuldb.com/vuln/416768
signature
https://vuldb.com/vuln/416768/cti
third-party-advisory
https://vuldb.com/cve/CVE-2026-108943
third-party-advisory
https://vuldb.com/submit/997679
exploit
https://github.com/ModelTC/LightX2V/issues/1559
product
https://github.com/ModelTC/LightX2V/
