SQL injection in Exponent CMS XML-RPC userLogin function
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- SQL injection
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-89.
Summary
Exponent CMS up to 3.0.2patch2 is affected. Improper neutralization of special elements in the XML-RPC userLogin function of xmlrpc.php lets crafted input alter SQL commands (CWE-89). A remote attacker without privileges or user interaction can exploit it over the network. The exploit has been publicly disclosed and may be used.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Description from the CNA
A vulnerability has been found in Exponent CMS up to 3.0.2patch2. Affected is the function userLogin of the file xmlrpc.php of the component XML-RPC. Such manipulation leads to sql injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
The sources list no fixed version for Exponent CMS.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Timeline
- 2026-10-12 Threatist record created from CVE-2026-108900
- 2026-10-12 Alias added: GHSA-69p7-vpq6-728f
- 2026-10-13 Priority changed: MEDIUM → LOW
- 2026-10-16 CISA SSVC decision points changed
- 2026-10-16 Priority changed: LOW → HIGH
References
More Exponent vulnerabilities
- TI-2006-01553 Unspecified vulnerability in Exponent CMS before 0.96.5 RC 1 has unknown impact and… CVSS 2.0HIGH 10.0
- TI-2005-03558 The image gallery (imagegallery) component in Exponent CMS 0.96.3 and later versions does… CVSS 2.0HIGH 10.0
- TI-2006-04781 Directory traversal vulnerability in index.php in Exponent CMS 0.96.3 allows remote… CVSS 2.0MEDIUM 6.4
- TI-2006-01554 Unspecified vulnerability in the image module in Exponent CMS before 0.96.5 RC 1 allows… CVSS 2.0HIGH 7.5
- TI-2005-03559 Exponent CMS 0.96.3 and later versions performs a chmod on uploaded files to give them… CVSS 2.0HIGH 7.5
- TI-2006-01556 Unspecified vulnerability in the banner module in Exponent CMS before 0.96.5 RC 1 allows… CVSS 2.0HIGH 7.5
Sources
- CVE-2026-108900 · CVE Program
- CVE-2026-108900 · NVD
- FIRST EPSS
- GHSA-69p7-vpq6-728f · GitHub Advisory Database · CC BY 4.0
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