CVE-2025-60299: Novel-Plus with 5.2.0 was discovered to contain a Stored Cross-Site Scripting (XSS) vulnerability via the /boo

Routine

MEDIUM 5.4DOWNGRADE

CVE-2025-60299 is a medium-severity flaw (CVSS 5.4) affecting novel-plus. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Novel-Plus with 5.2.0 was discovered to contain a Stored Cross-Site Scripting (XSS) vulnerability via the /book/addCommentReply endpoint. An authenticated user can inject malicious JavaScript through the replyContent parameter when replying to a book comment. The payload is stored in the database and is executed in other users’ browsers when they view the affected comment thread.

Why this priority

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	0.2% (top 88%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-10-08
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: xxyopen

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

Am I affected?

Timeline

2025-10-08 13:15 UTCPublished CVE record published
2026-06-17 09:49 UTCUpdated Record last modified

xxyopen novel-plus DOWNGRADE

Affected: 5.2.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.2.0

1. Check installed version

apt-cache policy novel-plus || rpm -q novel-plus || novel-plus --version

2. No fixed release: DOWNGRADE to a release before 5.2.0 (Debian / Ubuntu)

apt-cache madison novel-plus sudo apt install novel-plus=<VERSION_BEFORE_5.2.0> sudo apt-mark hold novel-plus

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

dnf --showduplicates list novel-plus sudo dnf downgrade novel-plus-<VERSION_BEFORE_5.2.0> sudo dnf versionlock add novel-plus

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.

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-2025-60299?

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

Is CVE-2025-60299 being exploited?

CVE-2025-60299 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-2025-60299 affect?

CVE-2025-60299 affects novel-plus. Severity is medium (CVSS 5.4). Novel-Plus with 5.2.0 was discovered to contain a Stored Cross-Site Scripting (XSS) vulnerability via the /book/addCommentReply endpoint. An authenticated user can inject malicious JavaScript through the replyContent parameter when replying

How urgent is CVE-2025-60299?

Priority 27/100. Public exploit reference

Related CVEs

CVE-2025-6535 MEDIUM 6.3 UPGRADE A vulnerability has been found in xxyopen/201206030 novel-plus up to 5.1.3 and classified as critical
CVE-2025-6534 MEDIUM 4.2 UPGRADE A vulnerability, which was classified as problematic, was found in xxyopen/201206030 novel-plus up to 5.1.3
CVE-2025-6533 MEDIUM 5.6 UPGRADE A vulnerability, which was classified as critical, has been found in xxyopen/201206030 novel-plus up to 5.1.3
CVE-2025-60298 MEDIUM 5.4 UPGRADE Novel-Plus up to 5.2.4 was discovered to contain a Stored Cross-Site Scripting (XSS) vulnerability via the /au
CVE-2025-4019 HIGH 7.3 UPGRADE A vulnerability, which was classified as critical, was found in 20120630 Novel-Plus up to 0e156c04b4b7ce0563be

References

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