CVE-2016-10716: The Mail.ru Calendar plugin before 2.5.0.61 for Atlassian Jira has XSS via the Name field in a Create Calender

Q: How do I fix CVE-2016-10716?

calendar: upgrade to 2.5.0.61. Exact commands for each OS are on this page.

Q: Is CVE-2016-10716 being exploited?

CVE-2016-10716 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2016-10716 affect?

CVE-2016-10716 affects calendar. Severity is medium (CVSS 5.4). The Mail.ru Calendar plugin before 2.5.0.61 for Atlassian Jira has XSS via the Name field in a Create Calender action, related to a MailRuCalendar.jspa#period/month URI.

Q: How urgent is CVE-2016-10716?

Priority 32/100. No elevated risk signals yet.

Routine

MEDIUM 5.4UPGRADE

CVE-2016-10716 is a medium-severity flaw (CVSS 5.4) affecting calendar. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Mail.ru Calendar plugin before 2.5.0.61 for Atlassian Jira has XSS via the Name field in a Create Calender action, related to a MailRuCalendar.jspa#period/month URI.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.7% (top 46%)
CISA exploited list	No
Weakness	CWE-79
Published	2018-03-16
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: mail.ru

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2018-03-16 13:29 UTCPublished CVE record published
2026-06-17 00:40 UTCUpdated Record last modified

mail.ru calendar UPGRADE

Affected: < 2.5.0.61

Fixed in: 2.5.0.61

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy calendar || rpm -q calendar || calendar --version

2. UPGRADE to 2.5.0.61 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade calendar

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade calendar

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2016-10716?

calendar: upgrade to 2.5.0.61. Exact commands for each OS are on this page.

Is CVE-2016-10716 being exploited?

CVE-2016-10716 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2016-10716 affect?

CVE-2016-10716 affects calendar. Severity is medium (CVSS 5.4). The Mail.ru Calendar plugin before 2.5.0.61 for Atlassian Jira has XSS via the Name field in a Create Calender action, related to a MailRuCalendar.jspa#period/month URI.

How urgent is CVE-2016-10716?

Priority 32/100. No elevated risk signals yet.

Software pages

Atlassian Jira vulnerabilities

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References

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