# CVE-2025-12260: A vulnerability has been found in TOTOLINK A3300R 17.0.0cu.557_B20221024. The impacted element is the function…

Source: https://junglewise.ai/threats/cve-2025-12260-a-vulnerability-has-been-found-in-totolink-a3300r-17-0-0cu-557  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2025-10-27  
License: CC BY 4.0 with a link back

CVE-2025-12260 · Severity: high · CVSS 8.8 · Published 2025-10-27

A vulnerability has been found in TOTOLINK A3300R 17.0.0cu.557_B20221024. The impacted element is the function setSyslogCfg of the file /cgi-bin/cstecgi.cgi of the component POST Parameter Handler. Such manipulation of the argument enable leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Technologies: [TOTOLINK A3300R](https://junglewise.ai/threats/technologies/a3300r), [TOTOLINK A3300r Firmware](https://junglewise.ai/threats/technologies/a3300r-firmware). Vendors: [TOTOLINK](https://junglewise.ai/threats/vendors/totolink).

## Quick answers

**Is CVE-2025-12260 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2025-12260 being exploited in the wild.

**How severe is CVE-2025-12260?** High severity, with a CVSS score of 8.8, published 27 October 2025.

**Which products and versions are affected?** TOTOLINK A3300R, TOTOLINK A3300r Firmware. The advisory does not name versions.

**Is there a fix for CVE-2025-12260?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**Am I affected by CVE-2025-12260?** Check whether you run TOTOLINK A3300R or TOTOLINK A3300r Firmware. 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.

## Affected products

- TOTOLINK A3300R
- TOTOLINK A3300r Firmware

## Related threats

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