# CVE-2026-25207: Samsung Escargot out-of-bounds write

Source: https://junglewise.ai/threats/cve-2026-25207-samsung-escargot-out-of-bounds-write  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-04-13. Updated: 2026-05-10  
License: CC BY 4.0 with a link back

CVE-2026-25207 · Severity: high · CVSS 7.4 · Published 2026-04-13

Samsung Escargot, an open-source JavaScript engine often used in smart TVs and appliances, contains a memory management flaw. An attacker could exploit this vulnerability to cause system crashes or potentially execute unauthorized code. This could lead to a loss of device stability or the compromise of sensitive data handled by the engine.

Technologies: [Samsung Escargot](https://junglewise.ai/threats/technologies/escargot). Vendors: [Samsung](https://junglewise.ai/threats/vendors/samsung).

## Quick answers

**Is CVE-2026-25207 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-25207 being exploited in the wild.

**How severe is CVE-2026-25207?** High severity, with a CVSS score of 7.4, published 13 April 2026.

**Which products and versions are affected?** Samsung Escargot 97e8115ab1110bc502b4b5e4a0c689a71520d335.

**Is there a fix for CVE-2026-25207?** A patch was published on 2026-04-08: Fix merged in GitHub pull request 1554 Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-25207 attacked?** It is attacked with local access, in a software library.

**Am I affected by CVE-2026-25207?** Check whether you run Samsung Escargot. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

An out-of-bounds (OOB) write vulnerability exists in Samsung's Escargot JavaScript engine. The flaw is classified as CWE-787 and allows for buffer overflows during memory operations. According to the vendor's CVSS assessment, the attack vector is local with high complexity and requires no prior privileges or user interaction. Successful exploitation can lead to a complete loss of confidentiality, integrity, and availability. A fix appears to have been addressed in pull request #1554 on the project's GitHub repository.

## Affected products

- Samsung Escargot 97e8115ab1110bc502b4b5e4a0c689a71520d335

## Timeline

- 2026-04-13: advisory: Initial disclosure by Samsung TV & Appliance
- 2026-04-13: disclosed
- 2026-04-08: patched: Fix merged in GitHub pull request 1554

## References

- [https://github.com/Samsung/escargot/pull/1554](https://github.com/Samsung/escargot/pull/1554)

## Related threats

- [Samsung Escargot use-after-free in string buffer access](https://junglewise.ai/threats/cve-2026-124684-use-after-free-vulnerability-in-samsung-open-source-escargot)
- [Samsung escargot out-of-bounds write in code cache](https://junglewise.ai/threats/cve-2026-118435-out-of-bounds-write-vulnerability-in-samsung-open-source)
- [Samsung Escargot integer overflow in bytecode cache](https://junglewise.ai/threats/cve-2026-92259-samsung-escargot-integer-overflow-in-bytecode-cache)
- [Samsung Escargot out-of-bounds write in class initialization](https://junglewise.ai/threats/cve-2026-86315-samsung-escargot-out-of-bounds-write-in-class-initialization)
- [Samsung Escargot out-of-bounds read and reachable assertion](https://junglewise.ai/threats/cve-2026-58307-samsung-escargot-out-of-bounds-read-and-reachable-assertion)