CVE-2026-16455
Local privilege escalation via improper input sanitization in execl() call
In Teltonika Networks RUTOS devices running versions 7.07.1 through 7.24.1 and TSWOS devices running versions 1.03 through 1.10, a vulnerability exists whereby a lower privileged user can escalate privileges to administrative level due to unsafe calls to an execl function.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Local privilege escalation via improper input sanitization in execl() call
In Teltonika Networks RUTOS devices running versions 7.07.1 through 7.24.1 and TSWOS devices running versions 1.03 through 1.10, a vulnerability exists whereby a lower privileged user can escalate privileges to administrative level due to unsafe calls to an execl function.
- Record
CVE-2026-16455- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N - Weakness
- CWE-93
- Updated
- 2026-11-02
EUVDEUVD-2026-57786
In Teltonika Networks RUTOS devices running versions 7.07.1 through 7.24.1 and TSWOS devices running versions 1.03 through 1.10, a vulnerability exists whereby a lower privileged user can escalate privileges to administrative level due to unsafe calls to an execl function.
- Record
EUVD-2026-57786- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-g34r-6m6v-97g6
In Teltonika Networks RUTOS devices running versions 7.07.1 through 7.24.1 and TSWOS devices...
In Teltonika Networks RUTOS devices running versions 7.07.1 through 7.24.1 and TSWOS devices running versions 1.03 through 1.10, a vulnerability exists whereby a lower privileged user can escalate privileges to administrative level due to unsafe calls to an execl function.
- Record
GHSA-g34r-6m6v-97g6- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - Weakness
- CWE-93
- Updated
- 2026-11-02
NVD
In Teltonika Networks RUTOS devices running versions 7.07.1 through 7.24.1 and TSWOS devices running versions 1.03 through 1.10, a vulnerability exists whereby a lower privileged user can escalate privileges to administrative level due to unsafe calls to an execl function.
- Record
CVE-2026-16455- CVSS 4.0
- 6.9 Medium
CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - Weakness
- CWE-93
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-16455 is a medium vulnerability (CVSS 6.9) in Teltonika Networks Rutos, published August 13, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.29%, the 21st percentile. No source names a fixed version.