CVE-2026-3111
CVE-2026-3111 is a medium-severity vulnerability with a CVSS 4.0 base score of 6.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-284.
Key facts
- Severity: Medium (CVSS 4.0 base score 6.9)
- EPSS exploit prediction: 0% (18th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2026-12379
- Weakness: CWE-284
- Published:
- Last modified:
Description
Insecure Direct Object Reference (IDOR) vulnerability in Campus Educativa specifically at the endpoint '/archivos/usuarios/[ID]/[username]/thumb_AAxAA.jpg' (translated as 80x90 and 40x45). Successful exploitation of this vulnerability could allow an unauthenticated attacker to access the profile photos of all users via a manipulated URL, enabling them to collect user photos en masse. This could lead to these photos being used maliciously to impersonate identities, perform social engineering, link identities across platforms using facial recognition, or even carry out doxxing.
Frequently asked questions
- What is CVE-2026-3111?
- Insecure Direct Object Reference (IDOR) vulnerability in Campus Educativa specifically at the endpoint '/archivos/usuarios/[ID]/[username]/thumb_AAxAA.jpg' (translated as 80x90 and 40x45). Successful exploitation of this vulnerability could allow an unauthenticated attacker to access the profile photos of all users via a manipulated URL, enabling them to collect user photos en masse. This could lead to these photos being used maliciously to impersonate identities, perform social engineering, link identities across platforms using facial recognition, or even carry out doxxing.
- How severe is CVE-2026-3111?
- CVE-2026-3111 has a CVSS 4.0 base score of 6.9, rated medium severity.
- Is CVE-2026-3111 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2026-3111?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2026-3111 have an EU (EUVD) identifier?
- Yes. CVE-2026-3111 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-12379.
- When was CVE-2026-3111 published?
- CVE-2026-3111 was published on 2026-03-16 and last updated on 2026-06-17.
References
Other CWE-284 (Improper Access Control) vulnerabilities
- CVE-2026-50746 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit an Improper Access Control vulnerability found in UniFi…
- CVE-2026-46978 — Critical (CVSS 10.0): Vulnerability in the Oracle Solaris product of Oracle Systems (component: Remote Administration Daemon). The…
- CVE-2026-35308 — Critical (CVSS 10.0): Vulnerability in the Oracle Coherence product of Oracle Fusion Middleware (component: Centralized Third Party Jars).…
- CVE-2026-35307 — Critical (CVSS 10.0): Vulnerability in the Oracle Coherence product of Oracle Fusion Middleware (component: Core). Supported versions that…
- CVE-2026-46695 — Critical (CVSS 10.0): Boxlite is a sandbox service that allows users to create lightweight virtual machines (Boxes) and launch OCI containers…
- CVE-2026-46840 — Critical (CVSS 10.0): Vulnerability in Oracle REST Data Services (component: Backend-as-a-Service). Supported versions that are affected are…
Browse all CWE-284 (Improper Access Control) vulnerabilities →