Medium severity · published Sep 17, 2025
CVE-2025-35431
CISA Thorium LDAP injection
5.4
CVSS
0.3%
EPSS
No
On KEV
Description
CISA Thorium does not escape user controlled strings used in LDAP queries. An authenticated remote attacker can modify LDAP authorization data such as group memberships. Fixed in 1.1.1.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 24% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TH
Thorium · CISA
1.0.0 before 1.1.1 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-35431
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-35431
Patch
https://github.com/cisagov/thorium/commit/7c94a0b9bc2dc55e0c307360452f348bac06820c#diff-45e1e58dfb6faacf9efe778c31ead287d8e13ae07c5dad084c792bc4a0605a68R1007-R1008
Release Notes
https://github.com/cisagov/thorium/releases/tag/1.1.1
Third Party Advisory
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2025/va-25-259-01.json
Third Party Advisory
https://www.cve.org/CVERecord?id=CVE-2025-35431
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