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Fencer Intel
medium 4.8

CVE-2020-21147 json

RockOA V1.9.8 is affected by a cross-site scripting (XSS) vulnerability which allows remote attackers to send malicious code to the adminis…

published 5y ago modified 4mo ago also EUVD-2020-13923

cvss
4.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 57%
public exploits
0
none known

Summary

RockOA V1.9.8 is affected by a cross-site scripting (XSS) vulnerability which allows remote attackers to send malicious code to the administrator and execute JavaScript code, because webmain/flow/input/mode_emailmAction.php does not perform strict filtering.

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Exploit prediction

0.82% chance of exploitation in the next 30 days, higher than 57% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • github.com https://github.com/alixiaowei/alixiaowei.github.io/issues/2 referenced PoC, tagged "exploit" by a source, unverified
  • blog.csdn.net https://blog.csdn.net/adminxw/article/details/102881463 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 4.8 CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 3.5 AV:N/AC:M/Au:S/C:N/I:P/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.