Security readout for executives and security teams
Plain-English summary
DoraCMS 3.1 and earlier can be tricked into making server-side web requests through UEditor remote image fetching. That can let an attacker reach systems the attacker cannot access directly, including internal services, and may create resource-exhaustion risk.
Executive priority
Treat this as a moderate-priority exposure review for any public DoraCMS site. Prioritize systems with network access to sensitive internal services, because SSRF can turn a web server into a bridge into protected environments.
Technical view
The issue is CWE-918 SSRF in DoraCMS UEditor remote image fetch. User-supplied HTTP/HTTPS URLs are fetched without sufficient destination validation, allowlists, private-IP blocking, timeout controls, or response-size limits. The CVSS 4.0 score is 6.9.
Likely exposure
Exposure is likely limited to internet-reachable DoraCMS deployments using affected UEditor remote image fetch functionality. The source bundle names DoraCMS 3.1 and prior, but the structured affected-version metadata appears incomplete.
Exploitation context
The bundle does not identify active exploitation, and KEV status is false. The described risk is unauthenticated network exploitation that induces outbound requests from the server, potentially supporting internal probing or denial of service.
Researcher notes
Key evidence comes from the CVE description, GitHub issue, DoraCMS product reference, and VulnCheck advisory. Evidence is incomplete on exact fixed versions and official remediation, so validation should avoid assuming a patch exists.
Mitigation direction
- Check DoraCMS vendor guidance and the linked advisory for any official fix or upgrade path.
- Disable or restrict UEditor remote image fetching if it is not required.
- Apply outbound egress filtering from DoraCMS hosts to internal and private address ranges.
- Use URL allowlists, request timeouts, and response-size limits where configurable.
- Monitor server outbound traffic for unexpected internal destinations.
Validation and detection
- Inventory DoraCMS deployments and confirm whether version 3.1 or earlier is present.
- Determine whether UEditor remote image fetching is enabled or reachable by untrusted users.
- Review proxy, firewall, and application logs for unusual outbound requests from DoraCMS hosts.
- Confirm egress controls block access to private, loopback, link-local, and metadata endpoints.
- Track the GitHub issue and advisory for corrected affected-version or patch details.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-918: Information exposure and cloud metadata lookup
Information exposure and SSRF weaknesses can make discovery, cloud metadata, and credential material review relevant. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCloud metadata behavior lookup
The CVE wording references SSRF or metadata access, so cloud discovery and credential material review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2026-25870 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.9 (4.0)
- Known Exploited
- No
- Published
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
SSVC decision data
CVSS vector scores
2 official scoresWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L——VulnCheckCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N3.91.4VulnCheckVulnerability scoring details
Base CVSS 4.0 score
6.9MediumVector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L
Base CVSS 3.1 score
5.8MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/doramart/DoraCMS/issues/268CVE reference, VulnCheck · issue-tracking
- https://www.doracms.net/CVE reference, VulnCheck · product
- https://www.vulncheck.com/advisories/doracms-ueditor-remote-image-fetch-ssrfCVE reference, VulnCheck · third-party-advisory
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Server-Side Request Forgery (SSRF)
Server-Side Request Forgery (SSRF) represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.