CVE-2020-11850 [High] | Input Validation Bypass in Netiq Self Service Passwo…

CVE-2020-11850 is rated Low Risk (37/100): CVSS High severity, with low exploitation likelihood (EPSS 0.31%). Monitor for updates and reassess as exploit intelligence or EPSS changes.

#	Date	Old EPSS score	New EPSS score	Delta (New - Old)
1	2026-06-15	0.18%	0.31%	+0.13%
2	2026-01-10	0.13%	0.18%	+0.05%
3	2025-11-21	—	0.13%	—

Date

Old EPSS score

New EPSS score

Delta (New - Old)

2026-06-15

0.18%

0.31%

+0.13%

2026-01-10

0.13%

0.18%

+0.05%

2025-11-21

—

0.13%

—

Base score	Version	Severity	Vector	Exploitability	Impact	Score source
7.3	3.1	HIGH	`CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:N` Click to expand Attack vector (AV:N) Could be attacked over the internet or any normal routed network—not just someone sitting at the machine. Attack complexity (AC:H) Even with access, the exploit needs extra luck, timing, or a fussy environment to actually work. Privileges required (PR:H) They need powerful rights—admin, root, or similar—before this pays off. User interaction (UI:R) A real person has to do something—click, install, enable—otherwise it doesn’t land. Scope (S:C) Breaking this can reach past the original component and bite other resources—bigger blast radius. Confidentiality (C:H) Serious risk that confidential data gets exposed in a big way. Integrity (I:H) They could widely tamper with or forge data—trust in the data is badly hurt. Availability (A:N) Service keeps running; no real outage angle.	1.0	5.8	[email protected]
6.1	3.1	MEDIUM	`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N` Click to expand Attack vector (AV:N) Could be attacked over the internet or any normal routed network—not just someone sitting at the machine. Attack complexity (AC:L) Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup. Privileges required (PR:N) No account or special rights needed—anonymous or random user is enough. User interaction (UI:R) A real person has to do something—click, install, enable—otherwise it doesn’t land. Scope (S:C) Breaking this can reach past the original component and bite other resources—bigger blast radius. Confidentiality (C:L) Some sensitive info could get out, but not a total data dump. Integrity (I:L) Attackers could change some data, but it’s limited—not everything goes. Availability (A:N) Service keeps running; no real outage angle.	2.8	2.7	[email protected]

Base score

Version

Severity

Vector

Exploitability

Impact

Score source

7.3

3.1

HIGH

CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:N Click to expand

Attack vector (AV:N): Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:H): Even with access, the exploit needs extra luck, timing, or a fussy environment to actually work.
Privileges required (PR:H): They need powerful rights—admin, root, or similar—before this pays off.
User interaction (UI:R): A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:C): Breaking this can reach past the original component and bite other resources—bigger blast radius.
Confidentiality (C:H): Serious risk that confidential data gets exposed in a big way.
Integrity (I:H): They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:N): Service keeps running; no real outage angle.

1.0

5.8

[email protected]

6.1

3.1

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Click to expand

Attack vector (AV:N): Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L): Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N): No account or special rights needed—anonymous or random user is enough.
User interaction (UI:R): A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:C): Breaking this can reach past the original component and bite other resources—bigger blast radius.
Confidentiality (C:L): Some sensitive info could get out, but not a total data dump.
Integrity (I:L): Attackers could change some data, but it’s limited—not everything goes.
Availability (A:N): Service keeps running; no real outage angle.

2.8

2.7

[email protected]

Affected software / configurations for CVE-2020-11850

Vendor	Product	Version	Raw CPE
microfocus	netiq_self_service_password_reset	< 4.4	cpe:2.3:a:microfocus:netiq_self_service_password_reset::::::::
microfocus	netiq_self_service_password_reset	4.4	cpe:2.3:a:microfocus:netiq_self_service_password_reset:4.4:-::::::
microfocus	netiq_self_service_password_reset	4.4	cpe:2.3:a:microfocus:netiq_self_service_password_reset:4.4:update_1::::::
microfocus	netiq_self_service_password_reset	4.4	cpe:2.3:a:microfocus:netiq_self_service_password_reset:4.4:update_2::::::
microfocus	netiq_self_service_password_reset	4.4	cpe:2.3:a:microfocus:netiq_self_service_password_reset:4.4:update_3::::::
microfocus	netiq_self_service_password_reset	4.4	cpe:2.3:a:microfocus:netiq_self_service_password_reset:4.4:update_4::::::
microfocus	netiq_self_service_password_reset	4.4	cpe:2.3:a:microfocus:netiq_self_service_password_reset:4.4:update_5::::::
microfocus	netiq_self_service_password_reset	4.5	cpe:2.3:a:microfocus:netiq_self_service_password_reset:4.5:-::::::
microfocus	netiq_self_service_password_reset	4.5	cpe:2.3:a:microfocus:netiq_self_service_password_reset:4.5:update_1::::::

References for CVE-2020-11850

URL	Tags
https://www.netiq.com/documentation/self-service-password-reset-45/sspr-4502-release-notes/data/sspr-4502-release-notes.html#b149gz5h	Release Notes

URL

CVE-2020-11850 | Cross site scripting vulnerability in Self Service Password Reset

Exploit prediction scoring system (EPSS) score for CVE-2020-11850

Common vulnerability scoring system (CVSS) metrics for CVE-2020-11850

Weakness enumeration for CVE-2020-11850

Affected software / configurations for CVE-2020-11850

References for CVE-2020-11850