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4 vulnerabilities found for openSIS-Classic by OS4ED
CVE-2026-11944 (GCVE-0-2026-11944)
Vulnerability from nvd – Published: 2026-07-14 15:23 – Updated: 2026-07-14 15:58
VLAI
EPSS
VEX
Title
openSIS Classic 9.3 - Authenticated path traversal in SentMail attachment download
Summary
openSIS Classic 9.3 contains an authenticated path traversal vulnerability in the legacy messaging sent-mail attachment download functionality that allows an authenticated attacker to read arbitrary files on the server via crafted path traversal sequences.
Severity
SSVC
Exploitation: poc
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-07-14 15:58 UTC
CWE
- CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://fluidattacks.com/es/advisories/toto | third-party-advisory |
| https://github.com/OS4ED/openSIS-Classic | product |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| OS4ED | openSIS-Classic |
Affected:
9.3
cpe:2.3:a:os4ed:opensis-classic:9.3:*:windows:*:*:*:*:* cpe:2.3:a:os4ed:opensis-classic:9.3:*:macos:*:*:*:*:* cpe:2.3:a:os4ed:opensis-classic:9.3:*:linux:*:*:*:*:* |
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CVE-2026-8406 (GCVE-0-2026-8406)
Vulnerability from nvd – Published: 2026-06-11 13:32 – Updated: 2026-06-11 14:28
VLAI
EPSS
VEX
Title
openSIS Classic 9.3 - Insecure Direct Object Reference in Sent Mail
Summary
openSIS Classic 9.3 contains an insecure direct object reference vulnerability in the messaging module. Any authenticated user with access to the messaging module can request sent-message details from modules/messaging/SentMail.php by supplying an arbitrary mail_id value.
Severity
SSVC
Exploitation: poc
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-06-11 14:28 UTC
CWE
- CWE-639 - Authorization Bypass Through User-Controlled Key
Assigner
References
3 references
| URL | Tags |
|---|---|
| https://fluidattacks.com/es/advisories/melanie | third-party-advisory |
| https://github.com/OS4ED/openSIS-Classic/commit/c… | patch |
| https://github.com/OS4ED/openSIS-Classic | product |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| OS4ED | openSIS-Classic |
Affected:
9.3
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CVE-2026-11944 (GCVE-0-2026-11944)
Vulnerability from cvelistv5 – Published: 2026-07-14 15:23 – Updated: 2026-07-14 15:58
VLAI
EPSS
VEX
Title
openSIS Classic 9.3 - Authenticated path traversal in SentMail attachment download
Summary
openSIS Classic 9.3 contains an authenticated path traversal vulnerability in the legacy messaging sent-mail attachment download functionality that allows an authenticated attacker to read arbitrary files on the server via crafted path traversal sequences.
Severity
SSVC
Exploitation: poc
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-07-14 15:58 UTC
CWE
- CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
Assigner
References
2 references
| URL | Tags |
|---|---|
| https://fluidattacks.com/es/advisories/toto | third-party-advisory |
| https://github.com/OS4ED/openSIS-Classic | product |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| OS4ED | openSIS-Classic |
Affected:
9.3
cpe:2.3:a:os4ed:opensis-classic:9.3:*:windows:*:*:*:*:* cpe:2.3:a:os4ed:opensis-classic:9.3:*:macos:*:*:*:*:* cpe:2.3:a:os4ed:opensis-classic:9.3:*:linux:*:*:*:*:* |
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CVE-2026-8406 (GCVE-0-2026-8406)
Vulnerability from cvelistv5 – Published: 2026-06-11 13:32 – Updated: 2026-06-11 14:28
VLAI
EPSS
VEX
Title
openSIS Classic 9.3 - Insecure Direct Object Reference in Sent Mail
Summary
openSIS Classic 9.3 contains an insecure direct object reference vulnerability in the messaging module. Any authenticated user with access to the messaging module can request sent-message details from modules/messaging/SentMail.php by supplying an arbitrary mail_id value.
Severity
SSVC
Exploitation: poc
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-06-11 14:28 UTC
CWE
- CWE-639 - Authorization Bypass Through User-Controlled Key
Assigner
References
3 references
| URL | Tags |
|---|---|
| https://fluidattacks.com/es/advisories/melanie | third-party-advisory |
| https://github.com/OS4ED/openSIS-Classic/commit/c… | patch |
| https://github.com/OS4ED/openSIS-Classic | product |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| OS4ED | openSIS-Classic |
Affected:
9.3
cpe:2.3:a:os4ed:opensis-classic:9.3:*:windows:*:*:*:*:* cpe:2.3:a:os4ed:opensis-classic:9.3:*:linux:*:*:*:*:* cpe:2.3:a:os4ed:opensis-classic:9.3:*:macos:*:*:*:*:* |
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