CVE-2021-27557
A cross-site request forgery (CSRF) vulnerability in the Cron job tab in EasyCorp ZenTao 12.5.3...
CVE-2021-27557 is a medium vulnerability (CVSS 4.3) in Easycorp Zentao, published August 31, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.36%, the 30th percentile. No source names a fixed version.
- Severity
- 4.3 MediumCVSS 3.1, NVD
- Exploit chance
- 0.36%EPSS, 30th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
A cross-site request forgery (CSRF) vulnerability in the Cron job tab in EasyCorp ZenTao 12.5.3 allows attackers to update the fields of a Cron job.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- Low
- Availability
- None
Exploit likelihood
Affected products
What each source reports
NVD Score used 4.3
A cross-site request forgery (CSRF) vulnerability in the Cron job tab in EasyCorp ZenTao 12.5.3 allows attackers to update the fields of a Cron job.
- Record
CVE-2021-27557- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-352
- Updated
- 2026-11-02
CVE ListNo score
A cross-site request forgery (CSRF) vulnerability in the Cron job tab in EasyCorp ZenTao 12.5.3 allows attackers to update the fields of a Cron job.
- Record
CVE-2021-27557- Updated
- 2026-11-02
EUVDEUVD-2021-14308No score
A cross-site request forgery (CSRF) vulnerability in the Cron job tab in EasyCorp ZenTao 12.5.3 allows attackers to update the fields of a Cron job.
- Record
EUVD-2021-14308- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-q347-hg43-3wqcNo score
A cross-site request forgery (CSRF) vulnerability in the Cron job tab in EasyCorp ZenTao 12.5.3...
A cross-site request forgery (CSRF) vulnerability in the Cron job tab in EasyCorp ZenTao 12.5.3 allows attackers to update the fields of a Cron job.
- Record
GHSA-q347-hg43-3wqc- Weakness
- CWE-352
- Updated
- 2026-11-02
OSV 4.3
A cross-site request forgery (CSRF) vulnerability in the Cron job tab in EasyCorp ZenTao 12.5.3 allows attackers to update the fields of a Cron job.
- Record
CVE-2021-27557- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N - Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.