CVE-2026-24773 json
Open eClass Unauthenticated IDOR Allows Access to Arbitrary User Files
published 9mo ago modified 4mo ago also EUVD-2026-5232
- cvss
- 7.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 36%
- public exploits
- 0
- none known
Summary
The Open eClass platform (formerly known as GUnet eClass) is a complete course management system. Prior to version 4.2, an Insecure Direct Object Reference (IDOR) vulnerability allows unauthenticated remote attackers to access personal files of other users by directly requesting predictable user identifiers. This issue has been patched in version 4.2.
Patch / fix
- gunet open_eclass_platform 4.2
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Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 9mo ago
Exploit prediction
0.42% chance of exploitation in the next 30 days, higher than 36% of all scored CVEs (FIRST EPSS, 2026-11-09).
Exploits and checks
- github.com https://github.com/gunet/openeclass/security/advisories/GHSA-63pm-pff4-xc9c referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
Affected products
- gunet openeclass
Classification
- Weakness
-
- CWE-639 Authorization Bypass Through User-Controlled Key
References
-
github.com
/gunet/openeclass/security/advisories/GHSA-63pm-pff4-xc9c
exploit, vendor-advisory
Sources
- CVE List CVE-2026-24773
- NVD CVE-2026-24773
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