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CVE-2022-43955: fortinet fortiweb Cross-site Scripting

Modified
Published 11-04-2023Last modified 23-10-2024

Vulnerability summary

CVE-2022-43955 is a high (CVSS 8.0) Cross-site Scripting vulnerability in fortinet fortiweb. EPSS estimates a 0.64% chance of exploitation in the next 30 days, higher than 50.1% of scored vulnerabilities.

Overall risk
32/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.0/10
010
High · v3.1 (CVE.org)
EPSS score
0.64%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Timeline

  1. 11-04-2023
    PublishedVulnerability first disclosed.
  2. 23-10-2024
    Last modifiedVulnerability information updated.

Description

An improper neutralization of input during web page generation [CWE-79] in the FortiWeb web interface 7.0.0 through 7.0.3, 6.3.0 through 6.3.21, 6.4 all versions, 6.2 all versions, 6.1 all versions and 6.0 all versions may allow an unauthenticated and remote attacker to perform a reflected cross site scripting attack (XSS) via injecting malicious payload in log entries used to build report.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.64%

Chance of exploitation in the next 30 days

Percentile

50%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.64% on 22-09-2026

22-09-202622-10-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Fortinet1 product
  • fortiweb≥ 7.0.0, ≤ 7.0.3 | ≥ 6.3.0, ≤ 6.3.21 | ≥ 6.2.0, ≤ 6.2.7 | ≥ 6.1.0, ≤ 6.1.3 | ≥ 6.0.0, ≤ 6.0.8 | ≥ 6.0.0, ≤ 6.2.7 | ≥ 6.3.0, < 6.3.22 | ≥ 6.4.0, ≤ 6.4.2 | ≥ 7.0.0, < 7.0.4

1 vendor · 1 product

References

1 links