CVE-2018-15917: Persistent cross-site scripting (XSS) issues in Jorani 0.6.5 allow remote attackers to inject arbitrary web sc

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MEDIUM 5.4DOWNGRADE

CVE-2018-15917 is a medium-severity flaw (CVSS 5.4) affecting jorani. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Persistent cross-site scripting (XSS) issues in Jorani 0.6.5 allow remote attackers to inject arbitrary web script or HTML via the language parameter to session/language.

Why this priority

EPSS top 7%: very likely to be exploited
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	5.9% (top 7%)
CISA exploited list	No
Weakness	CWE-79
Published	2018-09-05
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: jorani project

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

Am I affected?

Timeline

2018-09-05 21:29 UTCPublished CVE record published
2026-06-17 01:43 UTCUpdated Record last modified

jorani project jorani DOWNGRADE

Affected: 0.6.5

Fixed in: no fixed release known

Safe to downgrade to: a release before 0.6.5

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 0.6.5 (Debian / Ubuntu)

apt-cache madison jorani sudo apt install jorani=<VERSION_BEFORE_0.6.5> sudo apt-mark hold jorani

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list jorani sudo dnf downgrade jorani-<VERSION_BEFORE_0.6.5> sudo dnf versionlock add jorani

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Jorani Leave Management 0.6.5 - Cross-Site Scripting
Nuclei scan template: Jorani Leave Management System 0.6.5 - Cross-Site Scripting

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-2018-15917?

jorani: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2018-15917 being exploited?

CVE-2018-15917 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-2018-15917 affect?

CVE-2018-15917 affects jorani. Severity is medium (CVSS 5.4). Persistent cross-site scripting (XSS) issues in Jorani 0.6.5 allow remote attackers to inject arbitrary web script or HTML via the language parameter to session/language.

How urgent is CVE-2018-15917?

Priority 47/100. EPSS top 7%: very likely to be exploited; Public exploit reference

Related CVEs

CVE-2025-67102 HIGH 7.6 UPGRADE A SQL injection vulnerability in the alldayoffs feature in Jorani up to v1.0.4, allows an authenticated attack
CVE-2023-2681 HIGH 8.8 DOWNGRADE An SQL Injection vulnerability has been found on Jorani version 1.0.0
CVE-2023-26469 CRITICAL 9.8 DOWNGRADE In Jorani 1.0.0, an attacker could leverage path traversal to access files and execute code on the server.
CVE-2022-48118 MEDIUM 6.1 DOWNGRADE Jorani v1.0 was discovered to contain a cross-site scripting (XSS) vulnerability via the Acronym parameter.
CVE-2022-34134 HIGH 8.8 DOWNGRADE Jorani v1.0 was discovered to contain a Cross-Site Request Forgery (CSRF) via the component /application/contr

References

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