CVE-2026-20087
Published: Apr 1, 2026Modified: Aug 28, 2026
4.8
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Exploitability: 1.7 / Impact: 2.7
Source: psirt@cisco.com (Secondary)
Description
A vulnerability in the web-based management interface of Cisco IMC could allow an authenticated, remote attacker with administrative privileges to conduct a stored XSS attack against a user of the interface.
This vulnerability is due to insufficient validation of user input. An attacker could exploit this vulnerability by persuading a user of an affected interface to click a crafted link. A successful exploit could allow the attacker to execute arbitrary script code in the browser of the targeted user or access sensitive, browser-based information.
Affected (262)
Configuration A70 vulnerable
| Vulnerable Software | Affected Versions |
|---|---|
| Version 3.10.1 | |
| Version 3.10.2 | |
| Version 3.10.3 | |
| Version 3.11.1 | |
| Version 3.11.2 | |
| Version 3.11.3 | |
| Version 3.12.1 | |
| Version 3.12.1a | |
| Version 3.12.1b | |
| Version 3.12.2 | |
| Version 3.12.3 | |
| Version 3.3.1 | |
| Version 3.4.1 | |
| Version 3.5.1 | |
| Version 3.5.2 | |
| Version 3.6.1 | |
| Version 3.6.2 | |
| Version 3.6.3 | |
| Version 3.7.1 | |
| Version 3.8.1 | |
| Version 3.9.1 | |
| Version 3.9.2 | |
| Version 4.1.1 | |
| Version 4.1.2 | |
| Version 4.10.1 | |
| Version 4.11.1 | |
| Version 4.12.1 | |
| Version 4.12.2 | |
| Version 4.12.3 | |
| Version 4.12.4 | |
| Version 4.12.5 | |
| Version 4.12.6 | |
| Version 4.13.1 | |
| Version 4.14.1 | |
| Version 4.15.1 | |
| Version 4.15.2 | |
| Version 4.15.3 | |
| Version 4.15.4 | |
| Version 4.15.5 | |
| Version 4.16.1 | |
| Version 4.18.1 | |
| Version 4.18.2 | |
| Version 4.18.2a | |
| Version 4.2.1 | |
| Version 4.2.2 | |
| Version 4.4.1 | |
| Version 4.4.2 | |
| Version 4.4.3 | |
| Version 4.5.1 | |
| Version 4.6.1 | |
| Version 4.6.2-fc2 | |
| Version 4.6.2-fc3 | |
| Version 4.6.2 | |
| Version 4.6.3-fc4 | |
| Version 4.6.3 | |
| Version 4.6.4 | |
| Version 4.6.5-es1 | |
| Version 4.7.1 | |
| Version 4.8.1 | |
| Version 4.8.2 | |
| Version 4.9.1 | |
| Version 4.9.2-fc5 | |
| Version 4.9.2 | |
| Version 4.9.3 | |
| Version 4.9.4-es8 | |
| Version 4.9.4-es9 | |
| Version 4.9.4-fc3 | |
| Version 4.9.4 | |
| Version 4.9.5 | |
| Version 4.9.6 |
Configuration B150 vulnerable
| Vulnerable Software | Affected Versions |
|---|---|
| Version 3.1(1d) | |
| Version 3.1(2b) | |
| Version 3.1(2c) | |
| Version 3.1(2d) | |
| Version 3.1(2e) | |
| Version 3.1(2g) | |
| Version 3.1(2i) | |
| Version 3.1(3a) | |
| Version 3.1(3b) | |
| Version 3.1(3c) | |
| Version 3.1(3d) | |
| Version 3.1(3g) | |
| Version 3.1(3h) | |
| Version 3.1(3i) | |
| Version 3.1(3j) | |
| Version 3.1(3k) | |
| Version 4.0(1.240) | |
| Version 4.0(1a) | |
| Version 4.0(1b) | |
| Version 4.0(1c) | |
| Version 4.0(1d) | |
| Version 4.0(1e) | |
| Version 4.0(1g) | |
| Version 4.0(1h) | |
| Version 4.0(2c) | |
| Version 4.0(2d) | |
| Version 4.0(2f) | |
| Version 4.0(2g) | |
| Version 4.0(2h) | |
| Version 4.0(2i) | |
| Version 4.0(2k) | |
| Version 4.0(2l) | |
| Version 4.0(2m) | |
| Version 4.0(2n) | |
| Version 4.0(2o) | |
| Version 4.0(2p) | |
| Version 4.0(2q) | |
| Version 4.0(2r) | |
| Version 4.0(4b) | |
| Version 4.0(4c) | |
| Version 4.0(4d) | |
| Version 4.0(4e) | |
| Version 4.0(4f) | |
| Version 4.0(4h) | |
| Version 4.0(4i) | |
| Version 4.0(4j) | |
| Version 4.0(4k) | |
| Version 4.0(4l) | |
| Version 4.0(4m) | |
| Version 4.0(4n) | |
| Version 4.1(1c) | |
| Version 4.1(1d) | |
| Version 4.1(1f) | |
| Version 4.1(1g) | |
| Version 4.1(1h) | |
| Version 4.1(2a) | |
| Version 4.1(2b) | |
| Version 4.1(2d) | |
| Version 4.1(2e) | |
| Version 4.1(2f) | |
| Version 4.1(2g) | |
| Version 4.1(2h) | |
| Version 4.1(2j) | |
| Version 4.1(2k) | |
| Version 4.1(2l) | |
| Version 4.1(2m) | |
| Version 4.1(3b) | |
| Version 4.1(3c) | |
| Version 4.1(3d) | |
| Version 4.1(3f) | |
| Version 4.1(3g) | |
| Version 4.1(3h) | |
| Version 4.1(3i) | |
| Version 4.1(3l) | |
| Version 4.1(3m) | |
| Version 4.1(3n) | |
| Version 4.2(1a) | |
| Version 4.2(1b) | |
| Version 4.2(1c) | |
| Version 4.2(1e) | |
| Version 4.2(1f) | |
| Version 4.2(1g) | |
| Version 4.2(1i) | |
| Version 4.2(1j) | |
| Version 4.2(2a) | |
| Version 4.2(2f) | |
| Version 4.2(2g) | |
| Version 4.2(3b) | |
| Version 4.2(3d) | |
| Version 4.2(3e) | |
| Version 4.2(3g) | |
| Version 4.2(3h) | |
| Version 4.2(3i) | |
| Version 4.2(3j) | |
| Version 4.2(3k) | |
| Version 4.2(3l) | |
| Version 4.2(3m) | |
| Version 4.2(3n) | |
| Version 4.2(3o) | |
| Version 4.2(3p) | |
| Version 4.3(1.230097) | |
| Version 4.3(1.230124) | |
| Version 4.3(1.230138) | |
| Version 4.3(2.230207) | |
| Version 4.3(2.230270) | |
| Version 4.3(2.240002) | |
| Version 4.3(2.240009) | |
| Version 4.3(2.240037) | |
| Version 4.3(2.240053) | |
| Version 4.3(2.240077) | |
| Version 4.3(2.240090) | |
| Version 4.3(2.240107) | |
| Version 4.3(2.250016) | |
| Version 4.3(2.250021) | |
| Version 4.3(2.250022) | |
| Version 4.3(2.250037) | |
| Version 4.3(2.250045) | |
| Version 4.3(2.250063) | |
| Version 4.3(3.240022) | |
| Version 4.3(3.240041) | |
| Version 4.3(3.240043) | |
| Version 4.3(4.240142) | |
| Version 4.3(4.240152) | |
| Version 4.3(4.241014) | |
| Version 4.3(4.241063) | |
| Version 4.3(4.242028) | |
| Version 4.3(4.242038) | |
| Version 4.3(4.242066) | |
| Version 4.3(4.252001) | |
| Version 4.3(4.252002) | |
| Version 4.3(5.240021) | |
| Version 4.3(5.250001) | |
| Version 4.3(5.250030) | |
| Version 4.3(5.250033) | |
| Version 4.3(5.250043) | |
| Version 4.3(5.250045) | |
| Version 4.3(6.250039) | |
| Version 4.3(6.250040) | |
| Version 4.3(6.250044) | |
| Version 4.3(6.250053) | |
| Version 4.3(6.250060) | |
| Version 4.3(6.250101) | |
| Version 4.3(6.250117) | |
| Version 4.3(6.260003) | |
| Version 6.0(1.250127) | |
| Version 6.0(1.250130) | |
| Version 6.0(1.250131) | |
| Version 6.0(1.250174) | |
| Version 6.0(1.250192) | |
| Version 6.0(1.250194) |
Configuration C42 vulnerable
| Vulnerable Software | Affected Versions |
|---|---|
| Version 2.0.0 | |
| Version 2.1.0 | |
| Version 2.2.1 | |
| Version 2.2.2 | |
| Version 2.3.1 | |
| Version 2.3.2 | |
| Version 2.3.3 | |
| Version 2.3.5 | |
| Version 2.4.0 | |
| Version 2.4.1 | |
| Version 2.4.2 | |
| Version 3.0.1 | |
| Version 3.0.2 | |
| Version 3.1.0 | |
| Version 3.1.1 | |
| Version 3.1.2 | |
| Version 3.1.3 | |
| Version 3.1.4 | |
| Version 3.1.5 | |
| Version 3.2.10 | |
| Version 3.2.11.1 | |
| Version 3.2.11.3 | |
| Version 3.2.11.5 | |
| Version 3.2.12.2 | |
| Version 3.2.13.6 | |
| Version 3.2.14 | |
| Version 3.2.15.3 | |
| Version 3.2.15 | |
| Version 3.2.16.1 | |
| Version 3.2.1 | |
| Version 3.2.2 | |
| Version 3.2.3 | |
| Version 3.2.4 | |
| Version 3.2.6 | |
| Version 3.2.7 | |
| Version 3.2.8 | |
| Version 4.00 | |
| Version 4.02 | |
| Version 4.11.1 | |
| Version 4.12.1 | |
| Version 4.12.2 | |
| Version 4.15.2 |
References (1)
Source: psirt@cisco.com
Vendor Advisory
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