CVE-2025-15503
High PUBLISHEDSangfor Operation and Maintenance Management System common.jsp unrestricted upload
Not yet in CISA KEV
Recommended Action
Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.
At a Glance
A security flaw has been discovered in Sangfor Operation and Maintenance Management System up to 3.0.8. The impacted element is an unknown function of the file /fort/trust/version/common/common.jsp. Performing a manipulation of the argument File results in unrestricted upload. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
- CVE Published
- Jan 10, 2026
- Exploitation Reported
- Mar 25, 2026
- CVSS
- 6.9 Medium
- EPSS
- —
Affected Versions
| Vendor | Product | Version | Status |
|---|---|---|---|
| Sangfor |
Operation and Maintenance Management System
|
3.0.0 |
Affected |
| Sangfor |
Operation and Maintenance Management System
|
3.0.1 |
Affected |
| Sangfor |
Operation and Maintenance Management System
|
3.0.2 |
Affected |
| Sangfor |
Operation and Maintenance Management System
|
3.0.3 |
Affected |
| Sangfor |
Operation and Maintenance Management System
|
3.0.4 |
Affected |
| Sangfor |
Operation and Maintenance Management System
|
3.0.5 |
Affected |
| Sangfor |
Operation and Maintenance Management System
|
3.0.6 |
Affected |
| Sangfor |
Operation and Maintenance Management System
|
3.0.7 |
Affected |
| Sangfor |
Operation and Maintenance Management System
|
3.0.8 |
Affected |
CVE References
- Submit #727253 | Sangfor Operation and Maintenance Management System (OSM / 运维安全管理系统) 3.0.8 Unrestricted Upload vuldb.com · Third-Party Advisory https://vuldb.com/?submit.727253
- GitHub — master-abc/cve github.com · Exploit https://github.com/master-abc/cve/issues/13#issue-3770623333
- VDB-340348 | Sangfor Operation and Maintenance Management System common.jsp unrestricted upload vuldb.com · Technical Description https://vuldb.com/?id.340348
- GitHub — master-abc/cve github.com · Issue Tracking https://github.com/master-abc/cve/issues/13
- VDB-340348 | CTI Indicators (IOB, IOC, TTP, IOA) vuldb.com · Signature https://vuldb.com/?ctiid.340348
Recommended Actions
- Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.
- Check enrichment artifacts for scanner coverage and available PoCs before rolling remediation validation.
- Use the Pro API to automate enrichment, telemetry, and workflow delivery for VM, SOC, and CTI pipelines.
Known Exploited Vulnerability Sources
Catalogues that list this CVE as a known exploited vulnerability.
Per-source evidence links for KEV attestations are available through the KEVIntel Pro API.
Learn about Pro API access| Source | Added |
|---|---|
| The Shadowserver First | 2026-03-25 00:00 UTC |
Scanner Artifacts
Nuclei and Metasploit references linked to this CVE.
| Scanner | Reference | Detected |
|---|---|---|
| Nuclei | https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2025/CVE-2025-15503.yaml | Jun 01, 2026 |
Virtual Patch
Compensating WAF rules to help reduce exposure to this CVE. Rule content and deployable vendor exports are available with KEVIntel Enterprise.
KEVIntel does not currently have a virtual patch for this CVE. When available, KEVIntel virtual patches ship as deployable ModSecurity, Cloudflare, and AWS WAF rules.
Enterprise feature. Virtual patch rule content and deployable vendor exports (ModSecurity, Cloudflare, AWS WAF) are available to KEVIntel Enterprise users.
CVSS Scores
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR
Exploitation Status
Exploited in the wild
Recorded 2026-03-25 00:00:00 UTC · The Shadowserver
Proof of concept available
Recorded 2026-06-12 14:21:05 UTC · Nuclei Templates
Weaknesses (CWE)
-
Improper Access Control
-
Unrestricted Upload of File with Dangerous Type
Scanner Integrations
| Scanner | Reference | Detected |
|---|---|---|
| Nuclei | https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2025/CVE-2025-15503.yaml | Jun 01, 2026 |
Potential Proof of Concepts
These PoCs are unverified and could contain malware. Use at your own risk.
nuclei · Created Unknown
Timeline
Key exploitation, disclosure, scanner coverage, and KEV attestation events for this CVE.
-
14:21 UTC about 1 month ago14:21 UTC · about 1 month ago
Public PoC available
Public proof-of-concept code published
-
15:34 UTC about 2 months ago15:34 UTC · about 2 months ago
Nuclei template available
Scanner coverage available
-
00:00 UTC 4 months ago00:00 UTC · 4 months ago
Added to KEVIntel KEV Feed
High-confidence, third-party attested exploitation
-
09:02 UTC 6 months ago09:02 UTC · 6 months ago
CVE published
Vulnerability disclosed publicly
-
17:12 UTC 6 months ago17:12 UTC · 6 months ago
CVE ID reserved
Identifier reserved by the CNA
Automate This Intelligence with the Pro API
Confidence scoring, exploit status, sensor telemetry, PoCs, scanner integrations, mentions, and tags are available programmatically for VM, SOC, and CTI workflows.
Pro API Example
GET /api/v2/pro/kevs/CVE-2025-15503
{
"cve_id": "CVE-2025-15503",
"title": "Sangfor Operation and Maintenance Management System common.jsp unrestricted u...",
"affected_vendor": "Sangfor",
"affected_product": "Operation and Maintenance Management System",
"affected_versions": [
{ "vendor": "...", "product": "...", "status": "affected", "display_label": "..." }
],
"confidence": "High",
"cvss_score": 6.9,
"epss_score": null,
"exploit_status": {
"exploited_in_the_wild": true,
"active_exploitation_observed": false
},
"sensor_telemetry": { "...": "Pro API fields" },
"proof_of_concepts": [ "..." ],
"scanner_integrations": [ "..." ]
}