HOMEVULNERABILITIESCVE-2026-30637
HIGH

CVE-2026-30637

Published: March 27, 2026· Updated: Mar 31, 2026

7.5
CVSS v3.1
EPSS:0.08%probability of exploitation in 30 daysPercentile:24.0th

Official Description

Server-Side Request Forgery (SSRF) vulnerability exists in the AnnounContent of the /admin/read.php in OTCMS V7.66 and before. The vulnerability allows remote attackers to craft HTTP requests, without authentication, containing a URL pointing to internal services or any remote server

NVD Source

Technical Analysis

CVE-2026-30637 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 7.5.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected Vendors & Products

otcms1 product
otcms
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
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Official Patches & Advisories

ADVISORYhttps://github.com/cryingtor/Code-Audit/blob/master/ssrf.md

All References (1)

→
https://github.com/cryingtor/Code-Audit/blob/master/ssrf.mdExploit · Third Party Advisory

Quick Facts

CVE IDCVE-2026-30637
CVSS Score7.5 / 10
SeverityHIGH
CISA KEVNo
EPSS (30d)0.08%
Affected1 vendor
PublishedMar 27, 2026

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2026-30637 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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