Security readout for executives and security teams
Plain-English summary
Qt’s SVG renderer can enter uncontrolled recursion when processing an SVG containing a pattern element. The resulting stack overflow can stop the rendering process, causing denial of service. Risk is greatest where applications process untrusted SVG files using affected Qt versions.
Executive priority
Prioritize rapid exposure discovery because the supplied severity is critical, but treat immediate business risk as application-dependent. Accelerate remediation for services processing untrusted SVG content. Current evidence supports denial-of-service risk, not confirmed compromise or active exploitation.
Technical view
CVE-2025-10728 is a CWE-674 uncontrolled-recursion flaw in the Qt SVG module. Rendering a crafted SVG pattern element may recursively invoke rendering until stack exhaustion. The supplied record lists Qt 6.7.0 and 6.9.0, but does not clearly identify a complete affected range or fixed release.
Likely exposure
Potentially exposed systems are applications bundling the Qt SVG module at a listed version and processing SVG content from untrusted or insufficiently controlled sources. The supplied CVSS vector describes local attack access. Products not using Qt SVG rendering are unlikely to be affected.
Exploitation context
The bundle provides no evidence of active exploitation, and this CVE is not listed as KEV. The documented outcome is stack-overflow denial of service during SVG rendering. Evidence does not establish remote reachability, code execution, or exploitation in the wild.
Researcher notes
The authoritative description identifies recursive pattern rendering and stack-overflow denial of service. The version data is unusually narrow and marks the default status unaffected, so broader version assumptions are unsafe. The referenced Qt code review may clarify the change, but the bundle does not explicitly name a fixed release.
Mitigation direction
- Inventory applications using Qt SVG and identify their exact Qt versions.
- Restrict processing of untrusted SVG files while exposure remains unresolved.
- Review Qt’s referenced code change and vendor guidance for confirmed fixed releases.
- Apply a vendor-approved update once the applicable fixed version is established.
Validation and detection
- Confirm whether each application includes the Qt SVG module.
- Compare deployed versions with the listed Qt 6.7.0 and 6.9.0 versions.
- Map workflows that pass untrusted SVG content into Qt rendering.
- Verify remediation through package provenance and the referenced Qt change.
- Perform controlled, nonproduction regression testing of SVG pattern rendering.
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-674: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. 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 lookupCVE-2025-10728 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
- Critical
- CVSS
- 9.4 (4.0)
- Known Exploited
- No
- Published
Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/S:P/RE:H/U:Red
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
1 official scoreWe 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:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/S:P/RE:H/U:Red——TQtCVulnerability scoring details
Base CVSS 4.0 score
9.4CriticalVector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/S:P/RE:H/U:Red
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://codereview.qt-project.org/c/qt/qtsvg/+/654200CVE reference, TQtC
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.
Uncontrolled Recursion
Uncontrolled Recursion represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.